55086737 has 2 divisors, whose sum is σ = 55086738. Its totient is φ = 55086736.

The previous prime is 55086701. The next prime is 55086761. The reversal of 55086737 is 73768055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50140561 + 4946176 = 7081^2 + 2224^2 .

It is a cyclic number.

It is not a de Polignac number, because 55086737 - 2¹⁸ = 54824593 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55086694 and 55086703.

It is not a weakly prime, because it can be changed into another prime (55080737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27543368 + 27543369.

It is an arithmetic number, because the mean of its divisors is an integer number (27543369).

Almost surely, 2^55086737 is an apocalyptic number.

It is an amenable number.

55086737 is a deficient number, since it is larger than the sum of its proper divisors (1).

55086737 is an equidigital number, since it uses as much as digits as its factorization.

55086737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 55086737 is about 7422.0439907077. The cubic root of 55086737 is about 380.4950542220.

The spelling of 55086737 in words is "fifty-five million, eighty-six thousand, seven hundred thirty-seven".