125653253 has 4 divisors (see below), whose sum is σ = 137076288. Its totient is φ = 114230220.

The previous prime is 125653153. The next prime is 125653271. The reversal of 125653253 is 352356521.

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.

It is a cyclic number.

It is not a de Polignac number, because 125653253 - 2¹⁶ = 125587717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125653153) 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, 5711501 + ... + 5711522.

It is an arithmetic number, because the mean of its divisors is an integer number (34269072).

Almost surely, 2^125653253 is an apocalyptic number.

It is an amenable number.

125653253 is a deficient number, since it is larger than the sum of its proper divisors (11423035).

125653253 is a wasteful number, since it uses less digits than its factorization.

125653253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11423034.

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

The square root of 125653253 is about 11209.5161804602. The cubic root of 125653253 is about 500.8694910940.

The spelling of 125653253 in words is "one hundred twenty-five million, six hundred fifty-three thousand, two hundred fifty-three".