612152135 has 16 divisors (see below), whose sum is σ = 843927552. Its totient is φ = 417559200.

The previous prime is 612152129. The next prime is 612152143. The reversal of 612152135 is 531251216.

It is not a de Polignac number, because 612152135 - 2¹⁸ = 611889991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39101 + ... + 52470.

It is an arithmetic number, because the mean of its divisors is an integer number (52745472).

Almost surely, 2^612152135 is an apocalyptic number.

612152135 is a deficient number, since it is larger than the sum of its proper divisors (231775417).

612152135 is a wasteful number, since it uses less digits than its factorization.

612152135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91774.

The product of its digits is 1800, while the sum is 26.

The square root of 612152135 is about 24741.7084090812. The cubic root of 612152135 is about 849.0888205879.

The spelling of 612152135 in words is "six hundred twelve million, one hundred fifty-two thousand, one hundred thirty-five".