45055051 has 2 divisors, whose sum is σ = 45055052. Its totient is φ = 45055050.

The previous prime is 45055039. The next prime is 45055057. The reversal of 45055051 is 15055054.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45055051 is a prime.

It is a super-2 number, since 2×45055051² = 4059915241225202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45055057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22527525 + 22527526.

It is an arithmetic number, because the mean of its divisors is an integer number (22527526).

Almost surely, 2^45055051 is an apocalyptic number.

45055051 is a deficient number, since it is larger than the sum of its proper divisors (1).

45055051 is an equidigital number, since it uses as much as digits as its factorization.

45055051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 45055051 is about 6712.3059376045. The cubic root of 45055051 is about 355.8343161815.

The spelling of 45055051 in words is "forty-five million, fifty-five thousand, fifty-one".