961708193311 has 4 divisors (see below), whose sum is σ = 966540898000. Its totient is φ = 956875488624.

The previous prime is 961708193279. The next prime is 961708193317. The reversal of 961708193311 is 113391807169.

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 961708193311 - 2⁵ = 961708193279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961708193317) 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, 2416352046 + ... + 2416352443.

It is an arithmetic number, because the mean of its divisors is an integer number (241635224500).

Almost surely, 2^961708193311 is an apocalyptic number.

961708193311 is a deficient number, since it is larger than the sum of its proper divisors (4832704689).

961708193311 is a wasteful number, since it uses less digits than its factorization.

961708193311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832704688.

The product of its (nonzero) digits is 244944, while the sum is 49.

The spelling of 961708193311 in words is "nine hundred sixty-one billion, seven hundred eight million, one hundred ninety-three thousand, three hundred eleven".