125423982 has 12 divisors (see below), whose sum is σ = 271752000. Its totient is φ = 41807988.

The previous prime is 125423981. The next prime is 125423983. The reversal of 125423982 is 289324521.

It is a happy number.

125423982 is a `hidden beast` number, since 1 + 2 + 542 + 39 + 82 = 666.

It is an interprime number because it is at equal distance from previous prime (125423981) and next prime (125423983).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125423981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3483982 + ... + 3484017.

It is an arithmetic number, because the mean of its divisors is an integer number (22646000).

Almost surely, 2^125423982 is an apocalyptic number.

125423982 is an abundant number, since it is smaller than the sum of its proper divisors (146328018).

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

125423982 is a wasteful number, since it uses less digits than its factorization.

125423982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6968007 (or 6968004 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 125423982 is about 11199.2848878846. The cubic root of 125423982 is about 500.5646713857.

The spelling of 125423982 in words is "one hundred twenty-five million, four hundred twenty-three thousand, nine hundred eighty-two".