617001913 has 8 divisors (see below), whose sum is σ = 682314336. Its totient is φ = 553226400.

The previous prime is 617001901. The next prime is 617001937. The reversal of 617001913 is 319100716.

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 617001913 - 2¹⁷ = 616870841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (617001943) 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, 383383 + ... + 384988.

It is an arithmetic number, because the mean of its divisors is an integer number (85289292).

Almost surely, 2^617001913 is an apocalyptic number.

It is an amenable number.

617001913 is a deficient number, since it is larger than the sum of its proper divisors (65312423).

617001913 is a wasteful number, since it uses less digits than its factorization.

617001913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768455.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 617001913 is about 24839.5232039586. The cubic root of 617001913 is about 851.3252282750.

The spelling of 617001913 in words is "six hundred seventeen million, one thousand, nine hundred thirteen".