125154142 has 8 divisors (see below), whose sum is σ = 188855856. Its totient is φ = 62202192.

The previous prime is 125154103. The next prime is 125154143. The reversal of 125154142 is 241451521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125154143) 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, 187023 + ... + 187690.

It is an arithmetic number, because the mean of its divisors is an integer number (23606982).

Almost surely, 2^125154142 is an apocalyptic number.

125154142 is a deficient number, since it is larger than the sum of its proper divisors (63701714).

125154142 is a wasteful number, since it uses less digits than its factorization.

125154142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374882.

The product of its digits is 1600, while the sum is 25.

The square root of 125154142 is about 11187.2312034748. The cubic root of 125154142 is about 500.2054382454.

The spelling of 125154142 in words is "one hundred twenty-five million, one hundred fifty-four thousand, one hundred forty-two".