45772087 has 2 divisors, whose sum is σ = 45772088. Its totient is φ = 45772086.

The previous prime is 45772061. The next prime is 45772099. The reversal of 45772087 is 78027754.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45772087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45772037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22886043 + 22886044.

It is an arithmetic number, because the mean of its divisors is an integer number (22886044).

Almost surely, 2^45772087 is an apocalyptic number.

45772087 is a deficient number, since it is larger than the sum of its proper divisors (1).

45772087 is an equidigital number, since it uses as much as digits as its factorization.

45772087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 109760, while the sum is 40.

The square root of 45772087 is about 6765.5071502438. The cubic root of 45772087 is about 357.7120511575.

The spelling of 45772087 in words is "forty-five million, seven hundred seventy-two thousand, eighty-seven".