125278652 has 6 divisors (see below), whose sum is σ = 219237648. Its totient is φ = 62639324.

The previous prime is 125278649. The next prime is 125278663. The reversal of 125278652 is 256872521.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15659828 + ... + 15659835.

It is an arithmetic number, because the mean of its divisors is an integer number (36539608).

Almost surely, 2^125278652 is an apocalyptic number.

It is an amenable number.

125278652 is a deficient number, since it is larger than the sum of its proper divisors (93958996).

125278652 is a wasteful number, since it uses less digits than its factorization.

125278652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31319667 (or 31319665 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 125278652 is about 11192.7946465572. The cubic root of 125278652 is about 500.3712602634.

The spelling of 125278652 in words is "one hundred twenty-five million, two hundred seventy-eight thousand, six hundred fifty-two".