961611099119 has 16 divisors (see below), whose sum is σ = 1079073684864. Its totient is φ = 849501074400.

The previous prime is 961611099103. The next prime is 961611099133. The reversal of 961611099119 is 911990116169.

It is not a de Polignac number, because 961611099119 - 2⁴ = 961611099103 is a prime.

It is a super-2 number, since 2×961611099119² (a number of 25 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 (961611099419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8577449 + ... + 8688834.

It is an arithmetic number, because the mean of its divisors is an integer number (67442105304).

Almost surely, 2^961611099119 is an apocalyptic number.

961611099119 is a deficient number, since it is larger than the sum of its proper divisors (117462585745).

961611099119 is a wasteful number, since it uses less digits than its factorization.

961611099119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17266438.

The product of its (nonzero) digits is 236196, while the sum is 53.

The spelling of 961611099119 in words is "nine hundred sixty-one billion, six hundred eleven million, ninety-nine thousand, one hundred nineteen".