2961413831 has 4 divisors (see below), whose sum is σ = 2963191992. Its totient is φ = 2959635672.

The previous prime is 2961413797. The next prime is 2961413879. The reversal of 2961413831 is 1383141692.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2961413831 - 2²⁶ = 2894304967 is a prime.

It is a super-2 number, since 2×2961413831² = 17539943756876193122, which 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 (2961413431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886580 + ... + 889913.

It is an arithmetic number, because the mean of its divisors is an integer number (740797998).

Almost surely, 2^2961413831 is an apocalyptic number.

2961413831 is a deficient number, since it is larger than the sum of its proper divisors (1778161).

2961413831 is a wasteful number, since it uses less digits than its factorization.

2961413831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778160.

The product of its digits is 31104, while the sum is 38.

The square root of 2961413831 is about 54418.8738490609. The cubic root of 2961413831 is about 1436.0394369450.

The spelling of 2961413831 in words is "two billion, nine hundred sixty-one million, four hundred thirteen thousand, eight hundred thirty-one".