45437137 has 2 divisors, whose sum is σ = 45437138. Its totient is φ = 45437136.

The previous prime is 45437129. The next prime is 45437153. The reversal of 45437137 is 73173454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43243776 + 2193361 = 6576^2 + 1481^2 .

It is a cyclic number.

It is not a de Polignac number, because 45437137 - 2³ = 45437129 is a prime.

It is not a weakly prime, because it can be changed into another prime (45437737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22718568 + 22718569.

It is an arithmetic number, because the mean of its divisors is an integer number (22718569).

Almost surely, 2^45437137 is an apocalyptic number.

It is an amenable number.

45437137 is a deficient number, since it is larger than the sum of its proper divisors (1).

45437137 is an equidigital number, since it uses as much as digits as its factorization.

45437137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 34.

The square root of 45437137 is about 6740.7074554530. The cubic root of 45437137 is about 356.8373615459.

The spelling of 45437137 in words is "forty-five million, four hundred thirty-seven thousand, one hundred thirty-seven".