11307974505 has 16 divisors (see below), whose sum is σ = 18187490304. Its totient is φ = 5999342720.

The previous prime is 11307974497. The next prime is 11307974519. The reversal of 11307974505 is 50547970311.

11307974505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11307974505 - 2³ = 11307974497 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1970604 + ... + 1976333.

It is an arithmetic number, because the mean of its divisors is an integer number (1136718144).

Almost surely, 2^11307974505 is an apocalyptic number.

11307974505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11307974505 is a deficient number, since it is larger than the sum of its proper divisors (6879515799).

11307974505 is a wasteful number, since it uses less digits than its factorization.

11307974505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947136.

The product of its (nonzero) digits is 132300, while the sum is 42.

The spelling of 11307974505 in words is "eleven billion, three hundred seven million, nine hundred seventy-four thousand, five hundred five".