45235212553 has 2 divisors, whose sum is σ = 45235212554. Its totient is φ = 45235212552.

The previous prime is 45235212497. The next prime is 45235212577. The reversal of 45235212553 is 35521253254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42548137984 + 2687074569 = 206272^2 + 51837^2 .

It is a cyclic number.

It is not a de Polignac number, because 45235212553 - 2³³ = 36645277961 is a prime.

It is not a weakly prime, because it can be changed into another prime (45235212353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22617606276 + 22617606277.

It is an arithmetic number, because the mean of its divisors is an integer number (22617606277).

Almost surely, 2^45235212553 is an apocalyptic number.

It is an amenable number.

45235212553 is a deficient number, since it is larger than the sum of its proper divisors (1).

45235212553 is an equidigital number, since it uses as much as digits as its factorization.

45235212553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180000, while the sum is 37.

The spelling of 45235212553 in words is "forty-five billion, two hundred thirty-five million, two hundred twelve thousand, five hundred fifty-three".