55005037 has 2 divisors, whose sum is σ = 55005038. Its totient is φ = 55005036.

The previous prime is 55005023. The next prime is 55005073. The reversal of 55005037 is 73050055.

It is a happy number.

Together with next prime (55005073) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53494596 + 1510441 = 7314^2 + 1229^2 .

It is a cyclic number.

It is not a de Polignac number, because 55005037 - 2¹¹ = 55002989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55005077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502518 + 27502519.

It is an arithmetic number, because the mean of its divisors is an integer number (27502519).

Almost surely, 2^55005037 is an apocalyptic number.

It is an amenable number.

55005037 is a deficient number, since it is larger than the sum of its proper divisors (1).

55005037 is an equidigital number, since it uses as much as digits as its factorization.

55005037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 55005037 is about 7416.5380737916. The cubic root of 55005037 is about 380.3068550984.

The spelling of 55005037 in words is "fifty-five million, five thousand, thirty-seven".