11748974419 has 16 divisors (see below), whose sum is σ = 14480751040. Its totient is φ = 9282729600.

The previous prime is 11748974417. The next prime is 11748974429. The reversal of 11748974419 is 91447984711.

It is a cyclic number.

It is not a de Polignac number, because 11748974419 - 2¹ = 11748974417 is a prime.

It is a super-2 number, since 2×11748974419² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11748974419.

It is not an unprimeable number, because it can be changed into a prime (11748974411) 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 15 ways as a sum of consecutive naturals, for example, 26532 + ... + 155569.

It is an arithmetic number, because the mean of its divisors is an integer number (905046940).

Almost surely, 2^11748974419 is an apocalyptic number.

11748974419 is a deficient number, since it is larger than the sum of its proper divisors (2731776621).

11748974419 is a wasteful number, since it uses less digits than its factorization.

11748974419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182830.

The product of its digits is 2032128, while the sum is 55.

The spelling of 11748974419 in words is "eleven billion, seven hundred forty-eight million, nine hundred seventy-four thousand, four hundred nineteen".