45856553 has 2 divisors, whose sum is σ = 45856554. Its totient is φ = 45856552.

The previous prime is 45856529. The next prime is 45856561. The reversal of 45856553 is 35565854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36808489 + 9048064 = 6067^2 + 3008^2 .

It is a cyclic number.

It is not a de Polignac number, because 45856553 - 2⁸ = 45856297 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45856553.

It is not a weakly prime, because it can be changed into another prime (45856513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22928276 + 22928277.

It is an arithmetic number, because the mean of its divisors is an integer number (22928277).

Almost surely, 2^45856553 is an apocalyptic number.

It is an amenable number.

45856553 is a deficient number, since it is larger than the sum of its proper divisors (1).

45856553 is an equidigital number, since it uses as much as digits as its factorization.

45856553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360000, while the sum is 41.

The square root of 45856553 is about 6771.7466727573. The cubic root of 45856553 is about 357.9319518406.

The spelling of 45856553 in words is "forty-five million, eight hundred fifty-six thousand, five hundred fifty-three".