125863479 has 12 divisors (see below), whose sum is σ = 207774736. Its totient is φ = 71921952.

The previous prime is 125863469. The next prime is 125863487. The reversal of 125863479 is 974368521.

125863479 is a `hidden beast` number, since 1 + 2 + 5 + 8 + 634 + 7 + 9 = 666.

It is not a de Polignac number, because 125863479 - 2⁵ = 125863447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125863459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 998854 + ... + 998979.

Almost surely, 2^125863479 is an apocalyptic number.

125863479 is a deficient number, since it is larger than the sum of its proper divisors (81911257).

125863479 is a wasteful number, since it uses less digits than its factorization.

125863479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997846 (or 1997843 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 125863479 is about 11218.8893835353. The cubic root of 125863479 is about 501.1486644525.

The spelling of 125863479 in words is "one hundred twenty-five million, eight hundred sixty-three thousand, four hundred seventy-nine".