45523529 has 2 divisors, whose sum is σ = 45523530. Its totient is φ = 45523528.

The previous prime is 45523493. The next prime is 45523537. The reversal of 45523529 is 92532554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40347904 + 5175625 = 6352^2 + 2275^2 .

It is a cyclic number.

It is not a de Polignac number, because 45523529 - 2⁸ = 45523273 is a prime.

It is a super-2 number, since 2×45523529² = 4144783385227682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45523559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22761764 + 22761765.

It is an arithmetic number, because the mean of its divisors is an integer number (22761765).

Almost surely, 2^45523529 is an apocalyptic number.

It is an amenable number.

45523529 is a deficient number, since it is larger than the sum of its proper divisors (1).

45523529 is an equidigital number, since it uses as much as digits as its factorization.

45523529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 35.

The square root of 45523529 is about 6747.1126417157. The cubic root of 45523529 is about 357.0633761950.

The spelling of 45523529 in words is "forty-five million, five hundred twenty-three thousand, five hundred twenty-nine".