125651342 has 4 divisors (see below), whose sum is σ = 188477016. Its totient is φ = 62825670.

The previous prime is 125651333. The next prime is 125651359. The reversal of 125651342 is 243156521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243156521 = 47 ⋅5173543.

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, 31412834 + ... + 31412837.

It is an arithmetic number, because the mean of its divisors is an integer number (47119254).

Almost surely, 2^125651342 is an apocalyptic number.

125651342 is a deficient number, since it is larger than the sum of its proper divisors (62825674).

125651342 is an equidigital number, since it uses as much as digits as its factorization.

125651342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62825673.

The product of its digits is 7200, while the sum is 29.

The square root of 125651342 is about 11209.4309400611. The cubic root of 125651342 is about 500.8669519199.

The spelling of 125651342 in words is "one hundred twenty-five million, six hundred fifty-one thousand, three hundred forty-two".