125140653 has 16 divisors (see below), whose sum is σ = 202248000. Its totient is φ = 75842640.

The previous prime is 125140637. The next prime is 125140663. The reversal of 125140653 is 356041521.

125140653 is a `hidden beast` number, since 1 + 2 + 5 + 1 + 4 + 0 + 653 = 666.

It is not a de Polignac number, because 125140653 - 2⁴ = 125140637 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125140663) 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 15 ways as a sum of consecutive naturals, for example, 210378 + ... + 210971.

It is an arithmetic number, because the mean of its divisors is an integer number (12640500).

Almost surely, 2^125140653 is an apocalyptic number.

It is an amenable number.

125140653 is a deficient number, since it is larger than the sum of its proper divisors (77107347).

125140653 is a wasteful number, since it uses less digits than its factorization.

125140653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421369 (or 421363 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 125140653 is about 11186.6283124094. The cubic root of 125140653 is about 500.1874670368.

The spelling of 125140653 in words is "one hundred twenty-five million, one hundred forty thousand, six hundred fifty-three".