1099709513 has 16 divisors (see below), whose sum is σ = 1281204864. Its totient is φ = 924489600.

The previous prime is 1099709509. The next prime is 1099709519. The reversal of 1099709513 is 3159079901.

It is a cyclic number.

It is not a de Polignac number, because 1099709513 - 2² = 1099709509 is a prime.

It is a super-2 number, since 2×1099709513² = 2418722025965394338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1099709519) 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, 68381 + ... + 82917.

It is an arithmetic number, because the mean of its divisors is an integer number (80075304).

Almost surely, 2^1099709513 is an apocalyptic number.

It is an amenable number.

1099709513 is a deficient number, since it is larger than the sum of its proper divisors (181495351).

1099709513 is a wasteful number, since it uses less digits than its factorization.

1099709513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14752.

The product of its (nonzero) digits is 76545, while the sum is 44.

The square root of 1099709513 is about 33161.8683581007. The cubic root of 1099709513 is about 1032.1892395916.

The spelling of 1099709513 in words is "one billion, ninety-nine million, seven hundred nine thousand, five hundred thirteen".