125144534 has 16 divisors (see below), whose sum is σ = 192741120. Its totient is φ = 60907560.

The previous prime is 125144521. The next prime is 125144573. The reversal of 125144534 is 435441521.

It is a super-2 number, since 2×125144534² = 31322308780154312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125144497 and 125144506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24407 + ... + 29085.

It is an arithmetic number, because the mean of its divisors is an integer number (12046320).

Almost surely, 2^125144534 is an apocalyptic number.

125144534 is a deficient number, since it is larger than the sum of its proper divisors (67596586).

125144534 is a wasteful number, since it uses less digits than its factorization.

125144534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035.

The product of its digits is 9600, while the sum is 29.

The square root of 125144534 is about 11186.8017770943. The cubic root of 125144534 is about 500.1926377718.

The spelling of 125144534 in words is "one hundred twenty-five million, one hundred forty-four thousand, five hundred thirty-four".