125917946 has 48 divisors (see below), whose sum is σ = 253824192. Its totient is φ = 46166400.

The previous prime is 125917937. The next prime is 125917949. The reversal of 125917946 is 649719521.

It is a junction number, because it is equal to n+sod(n) for n = 125917897 and 125917906.

It is not an unprimeable number, because it can be changed into a prime (125917949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14891 + ... + 21761.

It is an arithmetic number, because the mean of its divisors is an integer number (5288004).

Almost surely, 2^125917946 is an apocalyptic number.

125917946 is an abundant number, since it is smaller than the sum of its proper divisors (127906246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125917946 is a wasteful number, since it uses less digits than its factorization.

125917946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6915 (or 6908 counting only the distinct ones).

The product of its digits is 136080, while the sum is 44.

The square root of 125917946 is about 11221.3165894203. The cubic root of 125917946 is about 501.2209441639.

The spelling of 125917946 in words is "one hundred twenty-five million, nine hundred seventeen thousand, nine hundred forty-six".