1124381099 has 4 divisors (see below), whose sum is σ = 1124625480. Its totient is φ = 1124136720.

The previous prime is 1124381087. The next prime is 1124381101. The reversal of 1124381099 is 9901834211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124381099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1124380099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115154 + ... + 124535.

It is an arithmetic number, because the mean of its divisors is an integer number (281156370).

Almost surely, 2^1124381099 is an apocalyptic number.

1124381099 is a deficient number, since it is larger than the sum of its proper divisors (244381).

1124381099 is an equidigital number, since it uses as much as digits as its factorization.

1124381099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244380.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 1124381099 is about 33531.7923618765. The cubic root of 1124381099 is about 1039.8511556585.

The spelling of 1124381099 in words is "one billion, one hundred twenty-four million, three hundred eighty-one thousand, ninety-nine".