55092931 has 2 divisors, whose sum is σ = 55092932. Its totient is φ = 55092930.

The previous prime is 55092929. The next prime is 55092979. The reversal of 55092931 is 13929055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55092931 - 2¹ = 55092929 is a prime.

It is a super-2 number, since 2×55092931² = 6070462092341522, which contains 22 as substring.

Together with 55092929, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (55092901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27546465 + 27546466.

It is an arithmetic number, because the mean of its divisors is an integer number (27546466).

Almost surely, 2^55092931 is an apocalyptic number.

55092931 is a deficient number, since it is larger than the sum of its proper divisors (1).

55092931 is an equidigital number, since it uses as much as digits as its factorization.

55092931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 55092931 is about 7422.4612494778. The cubic root of 55092931 is about 380.5093147511.

The spelling of 55092931 in words is "fifty-five million, ninety-two thousand, nine hundred thirty-one".