125428394 has 16 divisors (see below), whose sum is σ = 231560448. Its totient is φ = 49619952.

The previous prime is 125428351. The next prime is 125428403. The reversal of 125428394 is 493824521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344402 + ... + 344765.

It is an arithmetic number, because the mean of its divisors is an integer number (14472528).

Almost surely, 2^125428394 is an apocalyptic number.

125428394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

125428394 is a deficient number, since it is larger than the sum of its proper divisors (106132054).

125428394 is a wasteful number, since it uses less digits than its factorization.

125428394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689189.

The product of its digits is 69120, while the sum is 38.

The square root of 125428394 is about 11199.4818630149. The cubic root of 125428394 is about 500.5705407189.

The spelling of 125428394 in words is "one hundred twenty-five million, four hundred twenty-eight thousand, three hundred ninety-four".