37028161 has 2 divisors, whose sum is σ = 37028162. Its totient is φ = 37028160.

The previous prime is 37028143. The next prime is 37028177. The reversal of 37028161 is 16182073.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34000561 + 3027600 = 5831^2 + 1740^2 .

It is an emirp because it is prime and its reverse (16182073) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37028161 - 2¹⁵ = 36995393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (37028111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18514080 + 18514081.

It is an arithmetic number, because the mean of its divisors is an integer number (18514081).

Almost surely, 2^37028161 is an apocalyptic number.

It is an amenable number.

37028161 is a deficient number, since it is larger than the sum of its proper divisors (1).

37028161 is an equidigital number, since it uses as much as digits as its factorization.

37028161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 37028161 is about 6085.0769099495. The cubic root of 37028161 is about 333.3067030948.

The spelling of 37028161 in words is "thirty-seven million, twenty-eight thousand, one hundred sixty-one".