612241263 has 6 divisors (see below), whose sum is σ = 884348504. Its totient is φ = 408160836.

The previous prime is 612241261. The next prime is 612241271. The reversal of 612241263 is 362142216.

612241263 is a `hidden beast` number, since 612 + 2 + 41 + 2 + 6 + 3 = 666.

It is not a de Polignac number, because 612241263 - 2¹ = 612241261 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 (612241261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34013395 + ... + 34013412.

Almost surely, 2^612241263 is an apocalyptic number.

612241263 is a deficient number, since it is larger than the sum of its proper divisors (272107241).

612241263 is a wasteful number, since it uses less digits than its factorization.

612241263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68026813 (or 68026810 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 612241263 is about 24743.5095125974. The cubic root of 612241263 is about 849.1300270743.

Adding to 612241263 its reverse (362142216), we get a palindrome (974383479).

The spelling of 612241263 in words is "six hundred twelve million, two hundred forty-one thousand, two hundred sixty-three".