142263613 has 2 divisors, whose sum is σ = 142263614. Its totient is φ = 142263612.

The previous prime is 142263601. The next prime is 142263617. The reversal of 142263613 is 316362241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131492089 + 10771524 = 11467^2 + 3282^2 .

It is a cyclic number.

It is not a de Polignac number, because 142263613 - 2¹⁷ = 142132541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142263617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71131806 + 71131807.

It is an arithmetic number, because the mean of its divisors is an integer number (71131807).

Almost surely, 2^142263613 is an apocalyptic number.

It is an amenable number.

142263613 is a deficient number, since it is larger than the sum of its proper divisors (1).

142263613 is an equidigital number, since it uses as much as digits as its factorization.

142263613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 142263613 is about 11927.4311148713. The cubic root of 142263613 is about 522.0329845620.

The spelling of 142263613 in words is "one hundred forty-two million, two hundred sixty-three thousand, six hundred thirteen".