1140424331 has 2 divisors, whose sum is σ = 1140424332. Its totient is φ = 1140424330.

The previous prime is 1140424303. The next prime is 1140424339. The reversal of 1140424331 is 1334240411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140424331 is a prime.

It is a super-2 number, since 2×1140424331² = 2601135309473595122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1140424297 and 1140424306.

It is not a weakly prime, because it can be changed into another prime (1140424339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570212165 + 570212166.

It is an arithmetic number, because the mean of its divisors is an integer number (570212166).

Almost surely, 2^1140424331 is an apocalyptic number.

1140424331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140424331 is an equidigital number, since it uses as much as digits as its factorization.

1140424331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1140424331 is about 33770.1692474290. The cubic root of 1140424331 is about 1044.7735232594.

Adding to 1140424331 its reverse (1334240411), we get a palindrome (2474664742).

The spelling of 1140424331 in words is "one billion, one hundred forty million, four hundred twenty-four thousand, three hundred thirty-one".