125635523 has 8 divisors (see below), whose sum is σ = 136931088. Its totient is φ = 114573024.

The previous prime is 125635483. The next prime is 125635537. The reversal of 125635523 is 325536521.

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

It is a cyclic number.

It is not a de Polignac number, because 125635523 - 2¹⁶ = 125569987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125635523.

It is not an unprimeable number, because it can be changed into a prime (125635553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57140 + ... + 59297.

It is an arithmetic number, because the mean of its divisors is an integer number (17116386).

Almost surely, 2^125635523 is an apocalyptic number.

125635523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125635523 is a deficient number, since it is larger than the sum of its proper divisors (11295565).

125635523 is a wasteful number, since it uses less digits than its factorization.

125635523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116533.

The product of its digits is 27000, while the sum is 32.

The square root of 125635523 is about 11208.7253066528. The cubic root of 125635523 is about 500.8459319910.

The spelling of 125635523 in words is "one hundred twenty-five million, six hundred thirty-five thousand, five hundred twenty-three".