125524653 has 4 divisors (see below), whose sum is σ = 167366208. Its totient is φ = 83683100.

The previous prime is 125524613. The next prime is 125524661. The reversal of 125524653 is 356425521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 356425521 = 3 ⋅118808507.

It is a cyclic number.

It is not a de Polignac number, because 125524653 - 2¹⁴ = 125508269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125524613) 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, 20920773 + ... + 20920778.

It is an arithmetic number, because the mean of its divisors is an integer number (41841552).

Almost surely, 2^125524653 is an apocalyptic number.

It is an amenable number.

125524653 is a deficient number, since it is larger than the sum of its proper divisors (41841555).

125524653 is an equidigital number, since it uses as much as digits as its factorization.

125524653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41841554.

The product of its digits is 36000, while the sum is 33.

The square root of 125524653 is about 11203.7785144120. The cubic root of 125524653 is about 500.6985609041.

It can be divided in two parts, 12552 and 4653, that added together give a triangular number (17205 = T₁₈₅).

The spelling of 125524653 in words is "one hundred twenty-five million, five hundred twenty-four thousand, six hundred fifty-three".