1113099131 has 2 divisors, whose sum is σ = 1113099132. Its totient is φ = 1113099130.

The previous prime is 1113099121. The next prime is 1113099151. The reversal of 1113099131 is 1319903111.

It is a weak prime.

It is an emirp because it is prime and its reverse (1319903111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113099131 - 2¹⁸ = 1112836987 is a prime.

It is a super-2 number, since 2×1113099131² = 2477979350865910322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113099094 and 1113099103.

It is not a weakly prime, because it can be changed into another prime (1113099101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556549565 + 556549566.

It is an arithmetic number, because the mean of its divisors is an integer number (556549566).

Almost surely, 2^1113099131 is an apocalyptic number.

1113099131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113099131 is an equidigital number, since it uses as much as digits as its factorization.

1113099131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729, while the sum is 29.

The square root of 1113099131 is about 33363.1403048334. The cubic root of 1113099131 is about 1036.3615246049.

It can be divided in two parts, 11 and 13099131, that multiplied together give a palindrome (144090441).

The spelling of 1113099131 in words is "one billion, one hundred thirteen million, ninety-nine thousand, one hundred thirty-one".