45667537 has 2 divisors, whose sum is σ = 45667538. Its totient is φ = 45667536.

The previous prime is 45667529. The next prime is 45667561. The reversal of 45667537 is 73576654.

45667537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41357761 + 4309776 = 6431^2 + 2076^2 .

It is a cyclic number.

It is not a de Polignac number, because 45667537 - 2³ = 45667529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45667493 and 45667502.

It is not a weakly prime, because it can be changed into another prime (45667637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22833768 + 22833769.

It is an arithmetic number, because the mean of its divisors is an integer number (22833769).

Almost surely, 2^45667537 is an apocalyptic number.

It is an amenable number.

45667537 is a deficient number, since it is larger than the sum of its proper divisors (1).

45667537 is an equidigital number, since it uses as much as digits as its factorization.

45667537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 43.

The square root of 45667537 is about 6757.7760394970. The cubic root of 45667537 is about 357.4394883482.

The spelling of 45667537 in words is "forty-five million, six hundred sixty-seven thousand, five hundred thirty-seven".