11299597305 has 16 divisors (see below), whose sum is σ = 18091109760. Its totient is φ = 6022533888.

The previous prime is 11299597303. The next prime is 11299597333. The reversal of 11299597305 is 50379599211.

It is not a de Polignac number, because 11299597305 - 2¹ = 11299597303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11299597303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220960 + ... + 267249.

It is an arithmetic number, because the mean of its divisors is an integer number (1130694360).

Almost surely, 2^11299597305 is an apocalyptic number.

11299597305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11299597305 is a deficient number, since it is larger than the sum of its proper divisors (6791512455).

11299597305 is a wasteful number, since it uses less digits than its factorization.

11299597305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489760.

The product of its (nonzero) digits is 765450, while the sum is 51.

The spelling of 11299597305 in words is "eleven billion, two hundred ninety-nine million, five hundred ninety-seven thousand, three hundred five".