61083613 has 8 divisors (see below), whose sum is σ = 65512800. Its totient is φ = 56775888.

The previous prime is 61083587. The next prime is 61083623. The reversal of 61083613 is 31638016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61083613 - 2²¹ = 58986461 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 (61083623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29323 + ... + 31336.

It is an arithmetic number, because the mean of its divisors is an integer number (8189100).

Almost surely, 2^61083613 is an apocalyptic number.

It is an amenable number.

61083613 is a deficient number, since it is larger than the sum of its proper divisors (4429187).

61083613 is a wasteful number, since it uses less digits than its factorization.

61083613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60731.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 61083613 is about 7815.6006167153. The cubic root of 61083613 is about 393.8294953964.

The spelling of 61083613 in words is "sixty-one million, eighty-three thousand, six hundred thirteen".