45077647 has 2 divisors, whose sum is σ = 45077648. Its totient is φ = 45077646.

The previous prime is 45077639. The next prime is 45077657. The reversal of 45077647 is 74677054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45077647 - 2³ = 45077639 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 (45077657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22538823 + 22538824.

It is an arithmetic number, because the mean of its divisors is an integer number (22538824).

Almost surely, 2^45077647 is an apocalyptic number.

45077647 is a deficient number, since it is larger than the sum of its proper divisors (1).

45077647 is an equidigital number, since it uses as much as digits as its factorization.

45077647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 40.

The square root of 45077647 is about 6713.9889037740. The cubic root of 45077647 is about 355.8937922244.

The spelling of 45077647 in words is "forty-five million, seventy-seven thousand, six hundred forty-seven".