125605154 has 8 divisors (see below), whose sum is σ = 188739408. Its totient is φ = 62692020.

The previous prime is 125605133. The next prime is 125605189. The reversal of 125605154 is 451506521.

It is a happy number.

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

It is a super-2 number, since 2×125605154² = 31553309422727432, which contains 22 as substring.

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, 53852 + ... + 56135.

It is an arithmetic number, because the mean of its divisors is an integer number (23592426).

Almost surely, 2^125605154 is an apocalyptic number.

125605154 is a deficient number, since it is larger than the sum of its proper divisors (63134254).

125605154 is a wasteful number, since it uses less digits than its factorization.

125605154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110560.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 125605154 is about 11207.3705212240. The cubic root of 125605154 is about 500.8055734059.

The spelling of 125605154 in words is "one hundred twenty-five million, six hundred five thousand, one hundred fifty-four".