125401736 has 16 divisors (see below), whose sum is σ = 238350300. Its totient is φ = 61841664.

The previous prime is 125401733. The next prime is 125401747. The reversal of 125401736 is 637104521.

It can be written as a sum of positive squares in 2 ways, for example, as 125305636 + 96100 = 11194^2 + 310^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125401699 and 125401708.

It is not an unprimeable number, because it can be changed into a prime (125401733) 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, 106781 + ... + 107948.

Almost surely, 2^125401736 is an apocalyptic number.

It is an amenable number.

125401736 is a deficient number, since it is larger than the sum of its proper divisors (112948564).

125401736 is a wasteful number, since it uses less digits than its factorization.

125401736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214808 (or 214804 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 125401736 is about 11198.2916554267. The cubic root of 125401736 is about 500.5350751848.

The spelling of 125401736 in words is "one hundred twenty-five million, four hundred one thousand, seven hundred thirty-six".