612137253 has 48 divisors (see below), whose sum is σ = 1055556096. Its totient is φ = 312439680.

The previous prime is 612137243. The next prime is 612137261. The reversal of 612137253 is 352731216.

612137253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 612137253 - 2¹⁷ = 612006181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612137253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612137233) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54075 + ... + 64407.

It is an arithmetic number, because the mean of its divisors is an integer number (21990752).

Almost surely, 2^612137253 is an apocalyptic number.

It is an amenable number.

612137253 is a deficient number, since it is larger than the sum of its proper divisors (443418843).

612137253 is a wasteful number, since it uses less digits than its factorization.

612137253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10394 (or 10387 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 612137253 is about 24741.4076600342. The cubic root of 612137253 is about 849.0819398135.

Adding to 612137253 its reverse (352731216), we get a palindrome (964868469).

The spelling of 612137253 in words is "six hundred twelve million, one hundred thirty-seven thousand, two hundred fifty-three".