1142352313 has 2 divisors, whose sum is σ = 1142352314. Its totient is φ = 1142352312.

The previous prime is 1142352287. The next prime is 1142352329. The reversal of 1142352313 is 3132532411.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1057030144 + 85322169 = 32512^2 + 9237^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142352313 - 2²⁵ = 1108797881 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142352353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571176156 + 571176157.

It is an arithmetic number, because the mean of its divisors is an integer number (571176157).

Almost surely, 2^1142352313 is an apocalyptic number.

It is an amenable number.

1142352313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142352313 is an equidigital number, since it uses as much as digits as its factorization.

1142352313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 1142352313 is about 33798.7028301383. The cubic root of 1142352313 is about 1045.3619505786.

Adding to 1142352313 its reverse (3132532411), we get a palindrome (4274884724).

It can be divided in two parts, 11423 and 52313, that added together give a palindrome (63736).

The spelling of 1142352313 in words is "one billion, one hundred forty-two million, three hundred fifty-two thousand, three hundred thirteen".