125980856 has 24 divisors (see below), whose sum is σ = 242791920. Its totient is φ = 61282656.

The previous prime is 125980847. The next prime is 125980861. The reversal of 125980856 is 658089521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5201 + ... + 16703.

It is an arithmetic number, because the mean of its divisors is an integer number (10116330).

Almost surely, 2^125980856 is an apocalyptic number.

It is an amenable number.

125980856 is a deficient number, since it is larger than the sum of its proper divisors (116811064).

125980856 is a wasteful number, since it uses less digits than its factorization.

125980856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11583 (or 11542 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 44.

The square root of 125980856 is about 11224.1193863929. The cubic root of 125980856 is about 501.3044021111.

The spelling of 125980856 in words is "one hundred twenty-five million, nine hundred eighty thousand, eight hundred fifty-six".