125046479 has 2 divisors, whose sum is σ = 125046480. Its totient is φ = 125046478.

The previous prime is 125046457. The next prime is 125046511. The reversal of 125046479 is 974640521.

It is a weak prime.

It is an emirp because it is prime and its reverse (974640521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125046479 - 2²⁰ = 123997903 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125046409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62523239 + 62523240.

It is an arithmetic number, because the mean of its divisors is an integer number (62523240).

Almost surely, 2^125046479 is an apocalyptic number.

125046479 is a deficient number, since it is larger than the sum of its proper divisors (1).

125046479 is an equidigital number, since it uses as much as digits as its factorization.

125046479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 125046479 is about 11182.4182983825. The cubic root of 125046479 is about 500.0619643205.

The spelling of 125046479 in words is "one hundred twenty-five million, forty-six thousand, four hundred seventy-nine".