45912551 has 2 divisors, whose sum is σ = 45912552. Its totient is φ = 45912550.

The previous prime is 45912511. The next prime is 45912557. The reversal of 45912551 is 15521954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45912551 - 2¹⁴ = 45896167 is a prime.

It is a Sophie Germain 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 (45912557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22956275 + 22956276.

It is an arithmetic number, because the mean of its divisors is an integer number (22956276).

Almost surely, 2^45912551 is an apocalyptic number.

45912551 is a deficient number, since it is larger than the sum of its proper divisors (1).

45912551 is an equidigital number, since it uses as much as digits as its factorization.

45912551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 32.

The square root of 45912551 is about 6775.8800904384. The cubic root of 45912551 is about 358.0775894789.

The spelling of 45912551 in words is "forty-five million, nine hundred twelve thousand, five hundred fifty-one".