45016637 has 2 divisors, whose sum is σ = 45016638. Its totient is φ = 45016636.

The previous prime is 45016583. The next prime is 45016651. The reversal of 45016637 is 73661054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27258841 + 17757796 = 5221^2 + 4214^2 .

It is a cyclic number.

It is not a de Polignac number, because 45016637 - 2²² = 40822333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45016337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22508318 + 22508319.

It is an arithmetic number, because the mean of its divisors is an integer number (22508319).

Almost surely, 2^45016637 is an apocalyptic number.

It is an amenable number.

45016637 is a deficient number, since it is larger than the sum of its proper divisors (1).

45016637 is an equidigital number, since it uses as much as digits as its factorization.

45016637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 45016637 is about 6709.4438666703. The cubic root of 45016637 is about 355.7331591473.

The spelling of 45016637 in words is "forty-five million, sixteen thousand, six hundred thirty-seven".