45660047 has 2 divisors, whose sum is σ = 45660048. Its totient is φ = 45660046.

The previous prime is 45660001. The next prime is 45660053. The reversal of 45660047 is 74006654.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45660047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45659995 and 45660022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45660067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22830023 + 22830024.

It is an arithmetic number, because the mean of its divisors is an integer number (22830024).

Almost surely, 2^45660047 is an apocalyptic number.

45660047 is a deficient number, since it is larger than the sum of its proper divisors (1).

45660047 is an equidigital number, since it uses as much as digits as its factorization.

45660047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 45660047 is about 6757.2218403720. The cubic root of 45660047 is about 357.4199458874.

The spelling of 45660047 in words is "forty-five million, six hundred sixty thousand, forty-seven".