45127637 has 2 divisors, whose sum is σ = 45127638. Its totient is φ = 45127636.

The previous prime is 45127631. The next prime is 45127703. The reversal of 45127637 is 73672154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36312676 + 8814961 = 6026^2 + 2969^2 .

It is a cyclic number.

It is not a de Polignac number, because 45127637 - 2⁶ = 45127573 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45127597 and 45127606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45127631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22563818 + 22563819.

It is an arithmetic number, because the mean of its divisors is an integer number (22563819).

Almost surely, 2^45127637 is an apocalyptic number.

It is an amenable number.

45127637 is a deficient number, since it is larger than the sum of its proper divisors (1).

45127637 is an equidigital number, since it uses as much as digits as its factorization.

45127637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 35.

The square root of 45127637 is about 6717.7106963608. The cubic root of 45127637 is about 356.0253027717.

The spelling of 45127637 in words is "forty-five million, one hundred twenty-seven thousand, six hundred thirty-seven".