37003081 has 2 divisors, whose sum is σ = 37003082. Its totient is φ = 37003080.

The previous prime is 37003079. The next prime is 37003103. The reversal of 37003081 is 18030073.

37003081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (37003103) can be obtained adding 37003081 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36711481 + 291600 = 6059^2 + 540^2 .

It is an emirp because it is prime and its reverse (18030073) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37003081 - 2¹ = 37003079 is a prime.

It is a super-2 number, since 2×37003081² = 2738456006985122, which contains 22 as substring.

Together with 37003079, it forms a pair of twin primes.

It is equal to p_2261803 and since 37003081 and 2261803 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (37103081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18501540 + 18501541.

It is an arithmetic number, because the mean of its divisors is an integer number (18501541).

Almost surely, 2^37003081 is an apocalyptic number.

It is an amenable number.

37003081 is a deficient number, since it is larger than the sum of its proper divisors (1).

37003081 is an equidigital number, since it uses as much as digits as its factorization.

37003081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 37003081 is about 6083.0157816662. The cubic root of 37003081 is about 333.2314340750.

The spelling of 37003081 in words is "thirty-seven million, three thousand, eighty-one".