11994161962 has 4 divisors (see below), whose sum is σ = 17991242946. Its totient is φ = 5997080980.

The previous prime is 11994161911. The next prime is 11994161983. The reversal of 11994161962 is 26916149911.

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

It can be written as a sum of positive squares in only one way, i.e., 9578341161 + 2415820801 = 97869^2 + 49151^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2998540489 + ... + 2998540492.

Almost surely, 2^11994161962 is an apocalyptic number.

11994161962 is a deficient number, since it is larger than the sum of its proper divisors (5997080984).

11994161962 is an equidigital number, since it uses as much as digits as its factorization.

11994161962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5997080983.

The product of its digits is 209952, while the sum is 49.

The spelling of 11994161962 in words is "eleven billion, nine hundred ninety-four million, one hundred sixty-one thousand, nine hundred sixty-two".