45125279 has 2 divisors, whose sum is σ = 45125280. Its totient is φ = 45125278.

The previous prime is 45125263. The next prime is 45125281. The reversal of 45125279 is 97252154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45125279 - 2⁴ = 45125263 is a prime.

Together with 45125281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45125879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22562639 + 22562640.

It is an arithmetic number, because the mean of its divisors is an integer number (22562640).

Almost surely, 2^45125279 is an apocalyptic number.

45125279 is a deficient number, since it is larger than the sum of its proper divisors (1).

45125279 is an equidigital number, since it uses as much as digits as its factorization.

45125279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 35.

The square root of 45125279 is about 6717.5351878498. The cubic root of 45125279 is about 356.0191016767.

The spelling of 45125279 in words is "forty-five million, one hundred twenty-five thousand, two hundred seventy-nine".