611553313 has 8 divisors (see below), whose sum is σ = 699086528. Its totient is φ = 524062224.

The previous prime is 611553307. The next prime is 611553347. The reversal of 611553313 is 313355116.

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

It is not a de Polignac number, because 611553313 - 2⁹ = 611552801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (611553373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32095 + ... + 47467.

It is an arithmetic number, because the mean of its divisors is an integer number (87385816).

Almost surely, 2^611553313 is an apocalyptic number.

It is an amenable number.

611553313 is a deficient number, since it is larger than the sum of its proper divisors (87533215).

611553313 is a wasteful number, since it uses less digits than its factorization.

611553313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21063.

The product of its digits is 4050, while the sum is 28.

The square root of 611553313 is about 24729.6039798457. The cubic root of 611553313 is about 848.8118638640.

The spelling of 611553313 in words is "six hundred eleven million, five hundred fifty-three thousand, three hundred thirteen".