45562537 has 2 divisors, whose sum is σ = 45562538. Its totient is φ = 45562536.

The previous prime is 45562519. The next prime is 45562541. The reversal of 45562537 is 73526554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24960016 + 20602521 = 4996^2 + 4539^2 .

It is a cyclic number.

It is not a de Polignac number, because 45562537 - 2⁷ = 45562409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45562496 and 45562505.

It is not a weakly prime, because it can be changed into another prime (45562507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22781268 + 22781269.

It is an arithmetic number, because the mean of its divisors is an integer number (22781269).

Almost surely, 2^45562537 is an apocalyptic number.

It is an amenable number.

45562537 is a deficient number, since it is larger than the sum of its proper divisors (1).

45562537 is an equidigital number, since it uses as much as digits as its factorization.

45562537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 37.

The square root of 45562537 is about 6750.0027407402. The cubic root of 45562537 is about 357.1653333740.

Subtracting from 45562537 its sum of digits (37), we obtain a square (45562500 = 6750²).

The spelling of 45562537 in words is "forty-five million, five hundred sixty-two thousand, five hundred thirty-seven".