612124653 has 16 divisors (see below), whose sum is σ = 981854720. Its totient is φ = 331375536.

The previous prime is 612124621. The next prime is 612124657. The reversal of 612124653 is 356421216.

It is not a de Polignac number, because 612124653 - 2⁵ = 612124621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612124653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612124657) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 766675 + ... + 767472.

It is an arithmetic number, because the mean of its divisors is an integer number (61365920).

Almost surely, 2^612124653 is an apocalyptic number.

It is an amenable number.

612124653 is a deficient number, since it is larger than the sum of its proper divisors (369730067).

612124653 is a wasteful number, since it uses less digits than its factorization.

612124653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534176.

The product of its digits is 8640, while the sum is 30.

The square root of 612124653 is about 24741.1530248693. The cubic root of 612124653 is about 849.0761140472.

Adding to 612124653 its reverse (356421216), we get a palindrome (968545869).

The spelling of 612124653 in words is "six hundred twelve million, one hundred twenty-four thousand, six hundred fifty-three".