45722539 has 2 divisors, whose sum is σ = 45722540. Its totient is φ = 45722538.

The previous prime is 45722533. The next prime is 45722543. The reversal of 45722539 is 93522754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45722539 - 2¹⁵ = 45689771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45722498 and 45722507.

It is not a weakly prime, because it can be changed into another prime (45722533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22861269 + 22861270.

It is an arithmetic number, because the mean of its divisors is an integer number (22861270).

Almost surely, 2^45722539 is an apocalyptic number.

45722539 is a deficient number, since it is larger than the sum of its proper divisors (1).

45722539 is an equidigital number, since it uses as much as digits as its factorization.

45722539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The square root of 45722539 is about 6761.8443489924. The cubic root of 45722539 is about 357.5829308642.

The spelling of 45722539 in words is "forty-five million, seven hundred twenty-two thousand, five hundred thirty-nine".