2299491139 has 12 divisors (see below), whose sum is σ = 2552578560. Its totient is φ = 2069738000.

The previous prime is 2299491107. The next prime is 2299491149. The reversal of 2299491139 is 9311949922.

It is not a de Polignac number, because 2299491139 - 2⁵ = 2299491107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2299491092 and 2299491101.

It is not an unprimeable number, because it can be changed into a prime (2299491149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81859 + ... + 106300.

It is an arithmetic number, because the mean of its divisors is an integer number (212714880).

Almost surely, 2^2299491139 is an apocalyptic number.

2299491139 is a deficient number, since it is larger than the sum of its proper divisors (253087421).

2299491139 is a wasteful number, since it uses less digits than its factorization.

2299491139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188282 (or 188271 counting only the distinct ones).

The product of its digits is 314928, while the sum is 49.

The square root of 2299491139 is about 47953.0096969940. The cubic root of 2299491139 is about 1319.9087668426.

The spelling of 2299491139 in words is "two billion, two hundred ninety-nine million, four hundred ninety-one thousand, one hundred thirty-nine".