11942156373 has 24 divisors (see below), whose sum is σ = 18558063648. Its totient is φ = 6810997536.

The previous prime is 11942156363. The next prime is 11942156383. The reversal of 11942156373 is 37365124911.

It is an interprime number because it is at equal distance from previous prime (11942156363) and next prime (11942156383).

It is not a de Polignac number, because 11942156373 - 2⁴ = 11942156357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11942156333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 786 + ... + 154547.

It is an arithmetic number, because the mean of its divisors is an integer number (773252652).

Almost surely, 2^11942156373 is an apocalyptic number.

It is an amenable number.

11942156373 is a deficient number, since it is larger than the sum of its proper divisors (6615907275).

11942156373 is a wasteful number, since it uses less digits than its factorization.

11942156373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155873 (or 155866 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The spelling of 11942156373 in words is "eleven billion, nine hundred forty-two million, one hundred fifty-six thousand, three hundred seventy-three".