142347313 has 2 divisors, whose sum is σ = 142347314. Its totient is φ = 142347312.

The previous prime is 142347263. The next prime is 142347377. The reversal of 142347313 is 313743241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100460529 + 41886784 = 10023^2 + 6472^2 .

It is a cyclic number.

It is not a de Polignac number, because 142347313 - 2¹⁷ = 142216241 is a prime.

It is not a weakly prime, because it can be changed into another prime (142347383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71173656 + 71173657.

It is an arithmetic number, because the mean of its divisors is an integer number (71173657).

Almost surely, 2^142347313 is an apocalyptic number.

It is an amenable number.

142347313 is a deficient number, since it is larger than the sum of its proper divisors (1).

142347313 is an equidigital number, since it uses as much as digits as its factorization.

142347313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 28.

The square root of 142347313 is about 11930.9393175894. The cubic root of 142347313 is about 522.1353428850.

The spelling of 142347313 in words is "one hundred forty-two million, three hundred forty-seven thousand, three hundred thirteen".