611264311 has 8 divisors (see below), whose sum is σ = 698743584. Its totient is φ = 523824000.

The previous prime is 611264299. The next prime is 611264387. The reversal of 611264311 is 113462116.

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

It is not a de Polignac number, because 611264311 - 2⁵ = 611264279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611264711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42771 + ... + 55243.

It is an arithmetic number, because the mean of its divisors is an integer number (87342948).

Almost surely, 2^611264311 is an apocalyptic number.

611264311 is a deficient number, since it is larger than the sum of its proper divisors (87479273).

611264311 is a wasteful number, since it uses less digits than its factorization.

611264311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19481.

The product of its digits is 864, while the sum is 25.

The square root of 611264311 is about 24723.7600497983. The cubic root of 611264311 is about 848.6781350061.

The spelling of 611264311 in words is "six hundred eleven million, two hundred sixty-four thousand, three hundred eleven".