45179569 has 2 divisors, whose sum is σ = 45179570. Its totient is φ = 45179568.

The previous prime is 45179527. The next prime is 45179579. The reversal of 45179569 is 96597154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39538944 + 5640625 = 6288^2 + 2375^2 .

It is a cyclic number.

It is not a de Polignac number, because 45179569 - 2⁷ = 45179441 is a prime.

It is a super-2 number, since 2×45179569² = 4082386910051522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45179579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22589784 + 22589785.

It is an arithmetic number, because the mean of its divisors is an integer number (22589785).

Almost surely, 2^45179569 is an apocalyptic number.

It is an amenable number.

45179569 is a deficient number, since it is larger than the sum of its proper divisors (1).

45179569 is an equidigital number, since it uses as much as digits as its factorization.

45179569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 46.

The square root of 45179569 is about 6721.5748898603. The cubic root of 45179569 is about 356.1618193979.

The spelling of 45179569 in words is "forty-five million, one hundred seventy-nine thousand, five hundred sixty-nine".