125140351 has 4 divisors (see below), whose sum is σ = 143017552. Its totient is φ = 107263152.

The previous prime is 125140343. The next prime is 125140361. The reversal of 125140351 is 153041521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125140351 - 2³ = 125140343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125140361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8938590 + ... + 8938603.

It is an arithmetic number, because the mean of its divisors is an integer number (35754388).

Almost surely, 2^125140351 is an apocalyptic number.

125140351 is a deficient number, since it is larger than the sum of its proper divisors (17877201).

125140351 is an equidigital number, since it uses as much as digits as its factorization.

125140351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17877200.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 125140351 is about 11186.6148141428. The cubic root of 125140351 is about 500.1870646716.

Adding to 125140351 its reverse (153041521), we get a palindrome (278181872).

The spelling of 125140351 in words is "one hundred twenty-five million, one hundred forty thousand, three hundred fifty-one".