613146479 has 4 divisors (see below), whose sum is σ = 668887080. Its totient is φ = 557405880.

The previous prime is 613146461. The next prime is 613146493. The reversal of 613146479 is 974641316.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 613146479 - 2⁸ = 613146223 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 (613146419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27870284 + ... + 27870305.

It is an arithmetic number, because the mean of its divisors is an integer number (167221770).

Almost surely, 2^613146479 is an apocalyptic number.

613146479 is a deficient number, since it is larger than the sum of its proper divisors (55740601).

613146479 is a wasteful number, since it uses less digits than its factorization.

613146479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55740600.

The product of its digits is 108864, while the sum is 41.

The square root of 613146479 is about 24761.7947451311. The cubic root of 613146479 is about 849.5483085712.

The spelling of 613146479 in words is "six hundred thirteen million, one hundred forty-six thousand, four hundred seventy-nine".