125535554 has 8 divisors (see below), whose sum is σ = 194377728. Its totient is φ = 60742980.

The previous prime is 125535551. The next prime is 125535559. The reversal of 125535554 is 455535521.

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

It is not an unprimeable number, because it can be changed into a prime (125535551) 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, 1012322 + ... + 1012445.

It is an arithmetic number, because the mean of its divisors is an integer number (24297216).

Almost surely, 2^125535554 is an apocalyptic number.

125535554 is a deficient number, since it is larger than the sum of its proper divisors (68842174).

125535554 is a wasteful number, since it uses less digits than its factorization.

125535554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024800.

The product of its digits is 75000, while the sum is 35.

The square root of 125535554 is about 11204.2649915110. The cubic root of 125535554 is about 500.7130546228.

The spelling of 125535554 in words is "one hundred twenty-five million, five hundred thirty-five thousand, five hundred fifty-four".