125554634 has 8 divisors (see below), whose sum is σ = 188381700. Its totient is φ = 62760736.

The previous prime is 125554633. The next prime is 125554651. The reversal of 125554634 is 436455521.

It can be written as a sum of positive squares in 2 ways, for example, as 112254025 + 13300609 = 10595^2 + 3647^2 .

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

It is a super-2 number, since 2×125554634² = 31527932237747912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125554594 and 125554603.

It is not an unprimeable number, because it can be changed into a prime (125554633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6332 + ... + 17064.

Almost surely, 2^125554634 is an apocalyptic number.

125554634 is a deficient number, since it is larger than the sum of its proper divisors (62827066).

125554634 is a wasteful number, since it uses less digits than its factorization.

125554634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16584.

The product of its digits is 72000, while the sum is 35.

The square root of 125554634 is about 11205.1164206357. The cubic root of 125554634 is about 500.7384209322.

The spelling of 125554634 in words is "one hundred twenty-five million, five hundred fifty-four thousand, six hundred thirty-four".