11994949495 has 4 divisors (see below), whose sum is σ = 14393939400. Its totient is φ = 9595959592.

The previous prime is 11994949487. The next prime is 11994949501. The reversal of 11994949495 is 59494949911.

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 11994949495 - 2³ = 11994949487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199494945 + ... + 1199494954.

It is an arithmetic number, because the mean of its divisors is an integer number (3598484850).

Almost surely, 2^11994949495 is an apocalyptic number.

11994949495 is a deficient number, since it is larger than the sum of its proper divisors (2398989905).

11994949495 is an equidigital number, since it uses as much as digits as its factorization.

11994949495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398989904.

The product of its digits is 18895680, while the sum is 64.

The spelling of 11994949495 in words is "eleven billion, nine hundred ninety-four million, nine hundred forty-nine thousand, four hundred ninety-five".