611261353031 has 8 divisors (see below), whose sum is σ = 700427637120. Its totient is φ = 522555877368.

The previous prime is 611261352901. The next prime is 611261353061. The reversal of 611261353031 is 130353162116.

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

It is not a de Polignac number, because 611261353031 - 2²² = 611257158727 is a prime.

It is a super-2 number, since 2×611261353031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611261353061) 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, 115199261 + ... + 115204566.

It is an arithmetic number, because the mean of its divisors is an integer number (87553454640).

Almost surely, 2^611261353031 is an apocalyptic number.

611261353031 is a deficient number, since it is larger than the sum of its proper divisors (89166284089).

611261353031 is a wasteful number, since it uses less digits than its factorization.

611261353031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230404213.

The product of its (nonzero) digits is 9720, while the sum is 32.

The spelling of 611261353031 in words is "six hundred eleven billion, two hundred sixty-one million, three hundred fifty-three thousand, thirty-one".