45432539 has 2 divisors, whose sum is σ = 45432540. Its totient is φ = 45432538.

The previous prime is 45432533. The next prime is 45432571. The reversal of 45432539 is 93523454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45432539 - 2⁴ = 45432523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45432499 and 45432508.

It is not a weakly prime, because it can be changed into another prime (45432533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22716269 + 22716270.

It is an arithmetic number, because the mean of its divisors is an integer number (22716270).

Almost surely, 2^45432539 is an apocalyptic number.

45432539 is a deficient number, since it is larger than the sum of its proper divisors (1).

45432539 is an equidigital number, since it uses as much as digits as its factorization.

45432539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 35.

The square root of 45432539 is about 6740.3663847005. The cubic root of 45432539 is about 356.8253244499.

The spelling of 45432539 in words is "forty-five million, four hundred thirty-two thousand, five hundred thirty-nine".