11109436474 has 8 divisors (see below), whose sum is σ = 16664607828. Its totient is φ = 5554567200.

The previous prime is 11109436433. The next prime is 11109436487. The reversal of 11109436474 is 47463490111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10744359025 + 365077449 = 103655^2 + 19107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 82824 + ... + 170524.

Almost surely, 2^11109436474 is an apocalyptic number.

11109436474 is a deficient number, since it is larger than the sum of its proper divisors (5555171354).

11109436474 is an equidigital number, since it uses as much as digits as its factorization.

11109436474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151040.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 11109436474 in words is "eleven billion, one hundred nine million, four hundred thirty-six thousand, four hundred seventy-four".