125242154 has 8 divisors (see below), whose sum is σ = 190509408. Its totient is φ = 61739020.

The previous prime is 125242147. The next prime is 125242171. The reversal of 125242154 is 451242521.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440852 + ... + 441135.

It is an arithmetic number, because the mean of its divisors is an integer number (23813676).

Almost surely, 2^125242154 is an apocalyptic number.

125242154 is a deficient number, since it is larger than the sum of its proper divisors (65267254).

125242154 is an equidigital number, since it uses as much as digits as its factorization.

125242154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882060.

The product of its digits is 3200, while the sum is 26.

The square root of 125242154 is about 11191.1641038812. The cubic root of 125242154 is about 500.3226637314.

Adding to 125242154 its reverse (451242521), we get a palindrome (576484675).

The spelling of 125242154 in words is "one hundred twenty-five million, two hundred forty-two thousand, one hundred fifty-four".