1115743264 has 24 divisors (see below), whose sum is σ = 2198387520. Its totient is φ = 557422656.

The previous prime is 1115743241. The next prime is 1115743267. The reversal of 1115743264 is 4623475111.

It is a super-2 number, since 2×1115743264² = 2489766062322747392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1115743267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28317 + ... + 55075.

It is an arithmetic number, because the mean of its divisors is an integer number (91599480).

Almost surely, 2^1115743264 is an apocalyptic number.

It is an amenable number.

1115743264 is a deficient number, since it is larger than the sum of its proper divisors (1082644256).

1115743264 is a wasteful number, since it uses less digits than its factorization.

1115743264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28072 (or 28064 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 1115743264 is about 33402.7433603888. The cubic root of 1115743264 is about 1037.1814907321.

The spelling of 1115743264 in words is "one billion, one hundred fifteen million, seven hundred forty-three thousand, two hundred sixty-four".