142264013 has 2 divisors, whose sum is σ = 142264014. Its totient is φ = 142264012.

The previous prime is 142263997. The next prime is 142264019. The reversal of 142264013 is 310462241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111049444 + 31214569 = 10538^2 + 5587^2 .

It is a cyclic number.

It is not a de Polignac number, because 142264013 - 2⁴ = 142263997 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142264013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142264019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71132006 + 71132007.

It is an arithmetic number, because the mean of its divisors is an integer number (71132007).

Almost surely, 2^142264013 is an apocalyptic number.

It is an amenable number.

142264013 is a deficient number, since it is larger than the sum of its proper divisors (1).

142264013 is an equidigital number, since it uses as much as digits as its factorization.

142264013 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 142264013 is about 11927.4478829295. The cubic root of 142264013 is about 522.0334738251.

The spelling of 142264013 in words is "one hundred forty-two million, two hundred sixty-four thousand, thirteen".