617320011 has 16 divisors (see below), whose sum is σ = 1026194688. Its totient is φ = 320685600.

The previous prime is 617320003. The next prime is 617320021. The reversal of 617320011 is 110023716.

617320011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 617320011 - 2³ = 617320003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 617320011.

It is not an unprimeable number, because it can be changed into a prime (617320001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1335960 + ... + 1336421.

It is an arithmetic number, because the mean of its divisors is an integer number (64137168).

Almost surely, 2^617320011 is an apocalyptic number.

617320011 is a deficient number, since it is larger than the sum of its proper divisors (408874677).

617320011 is a wasteful number, since it uses less digits than its factorization.

617320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672402.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 617320011 is about 24845.9254406029. The cubic root of 617320011 is about 851.4715046057.

Adding to 617320011 its reverse (110023716), we get a palindrome (727343727).

The spelling of 617320011 in words is "six hundred seventeen million, three hundred twenty thousand, eleven".