1140130235 has 4 divisors (see below), whose sum is σ = 1368156288. Its totient is φ = 912104184.

The previous prime is 1140130231. The next prime is 1140130241. The reversal of 1140130235 is 5320310411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5320310411 = 13 ⋅409254647.

It is a cyclic number.

It is not a de Polignac number, because 1140130235 - 2² = 1140130231 is a prime.

It is a super-2 number, since 2×1140130235² = 2599793905522310450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140130231) 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, 114013019 + ... + 114013028.

It is an arithmetic number, because the mean of its divisors is an integer number (342039072).

Almost surely, 2^1140130235 is an apocalyptic number.

1140130235 is a deficient number, since it is larger than the sum of its proper divisors (228026053).

1140130235 is an equidigital number, since it uses as much as digits as its factorization.

1140130235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228026052.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1140130235 is about 33765.8145910920. The cubic root of 1140130235 is about 1044.6837057759.

Adding to 1140130235 its reverse (5320310411), we get a palindrome (6460440646).

The spelling of 1140130235 in words is "one billion, one hundred forty million, one hundred thirty thousand, two hundred thirty-five".