612663241 has 4 divisors (see below), whose sum is σ = 614046672. Its totient is φ = 611279812.

The previous prime is 612663223. The next prime is 612663263. The reversal of 612663241 is 142366216.

612663241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 612663241 - 2¹³ = 612655049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612663281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 691051 + ... + 691936.

It is an arithmetic number, because the mean of its divisors is an integer number (153511668).

Almost surely, 2^612663241 is an apocalyptic number.

It is an amenable number.

612663241 is a deficient number, since it is larger than the sum of its proper divisors (1383431).

612663241 is a wasteful number, since it uses less digits than its factorization.

612663241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383430.

The product of its digits is 10368, while the sum is 31.

The square root of 612663241 is about 24752.0350880488. The cubic root of 612663241 is about 849.3250656007.

The spelling of 612663241 in words is "six hundred twelve million, six hundred sixty-three thousand, two hundred forty-one".