11974049476 has 9 divisors (see below), whose sum is σ = 20954969581. Its totient is φ = 5986915312.

The previous prime is 11974049443. The next prime is 11974049509. The reversal of 11974049476 is 67494047911.

The square root of 11974049476 is 109426.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (11974049443) and next prime (11974049509).

It can be written as a sum of positive squares in only one way, i.e., 4048776900 + 7925272576 = 63630^2 + 89024^2 .

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 191496 + ... + 246208.

Almost surely, 2^11974049476 is an apocalyptic number.

11974049476 is the 109426-th square number.

It is an amenable number.

11974049476 is a deficient number, since it is larger than the sum of its proper divisors (8980920105).

11974049476 is an frugal number, since it uses more digits than its factorization.

11974049476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109430 (or 54715 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 52.

The spelling of 11974049476 in words is "eleven billion, nine hundred seventy-four million, forty-nine thousand, four hundred seventy-six".