1011113199 has 40 divisors (see below), whose sum is σ = 1615030560. Its totient is φ = 628176384.

The previous prime is 1011113197. The next prime is 1011113219. The reversal of 1011113199 is 9913111101.

It is not a de Polignac number, because 1011113199 - 2¹ = 1011113197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011113197) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 138267 + ... + 145395.

It is an arithmetic number, because the mean of its divisors is an integer number (40375764).

Almost surely, 2^1011113199 is an apocalyptic number.

1011113199 is a deficient number, since it is larger than the sum of its proper divisors (603917361).

1011113199 is a wasteful number, since it uses less digits than its factorization.

1011113199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7261 (or 7252 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 27.

The square root of 1011113199 is about 31798.0062110819. The cubic root of 1011113199 is about 1003.6907611903.

The spelling of 1011113199 in words is "one billion, eleven million, one hundred thirteen thousand, one hundred ninety-nine".