45690451 has 2 divisors, whose sum is σ = 45690452. Its totient is φ = 45690450.

The previous prime is 45690431. The next prime is 45690461. The reversal of 45690451 is 15409654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45690451 - 2¹⁵ = 45657683 is a prime.

It is not a weakly prime, because it can be changed into another prime (45690401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22845225 + 22845226.

It is an arithmetic number, because the mean of its divisors is an integer number (22845226).

Almost surely, 2^45690451 is an apocalyptic number.

45690451 is a deficient number, since it is larger than the sum of its proper divisors (1).

45690451 is an equidigital number, since it uses as much as digits as its factorization.

45690451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 45690451 is about 6759.4712071286. The cubic root of 45690451 is about 357.4992609240.

The spelling of 45690451 in words is "forty-five million, six hundred ninety thousand, four hundred fifty-one".