1115412099 has 4 divisors (see below), whose sum is σ = 1487216136. Its totient is φ = 743608064.

The previous prime is 1115412091. The next prime is 1115412107. The reversal of 1115412099 is 9902145111.

1115412099 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1115412091) and next prime (1115412107).

It is a cyclic number.

It is not a de Polignac number, because 1115412099 - 2³ = 1115412091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1115412091) 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, 185902014 + ... + 185902019.

It is an arithmetic number, because the mean of its divisors is an integer number (371804034).

Almost surely, 2^1115412099 is an apocalyptic number.

1115412099 is a deficient number, since it is larger than the sum of its proper divisors (371804037).

1115412099 is an equidigital number, since it uses as much as digits as its factorization.

1115412099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371804036.

The product of its (nonzero) digits is 3240, while the sum is 33.

The square root of 1115412099 is about 33397.7858397829. The cubic root of 1115412099 is about 1037.0788649137.

The spelling of 1115412099 in words is "one billion, one hundred fifteen million, four hundred twelve thousand, ninety-nine".