1140235299 has 40 divisors (see below), whose sum is σ = 1950341888. Its totient is φ = 650326320.

The previous prime is 1140235267. The next prime is 1140235309. The reversal of 1140235299 is 9925320411.

It is not a de Polignac number, because 1140235299 - 2⁵ = 1140235267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140235099) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 356184 + ... + 359370.

Almost surely, 2^1140235299 is an apocalyptic number.

1140235299 is a deficient number, since it is larger than the sum of its proper divisors (810106589).

1140235299 is an equidigital number, since it uses as much as digits as its factorization.

1140235299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837 (or 3828 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1140235299 is about 33767.3703299502. The cubic root of 1140235299 is about 1044.7157942965.

The spelling of 1140235299 in words is "one billion, one hundred forty million, two hundred thirty-five thousand, two hundred ninety-nine".