125836436 has 12 divisors (see below), whose sum is σ = 240233280. Its totient is φ = 57198360.

The previous prime is 125836433. The next prime is 125836441. The reversal of 125836436 is 634638521.

It is a self number, because there is not a number n which added to its sum of digits gives 125836436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125836433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1429916 + ... + 1430003.

It is an arithmetic number, because the mean of its divisors is an integer number (20019440).

Almost surely, 2^125836436 is an apocalyptic number.

It is an amenable number.

125836436 is a deficient number, since it is larger than the sum of its proper divisors (114396844).

125836436 is a wasteful number, since it uses less digits than its factorization.

125836436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859934 (or 2859932 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 125836436 is about 11217.6840747099. The cubic root of 125836436 is about 501.1127696502.

The spelling of 125836436 in words is "one hundred twenty-five million, eight hundred thirty-six thousand, four hundred thirty-six".