142654613 has 2 divisors, whose sum is σ = 142654614. Its totient is φ = 142654612.

The previous prime is 142654609. The next prime is 142654627. The reversal of 142654613 is 316456241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114532804 + 28121809 = 10702^2 + 5303^2 .

It is a cyclic number.

It is not a de Polignac number, because 142654613 - 2² = 142654609 is a prime.

It is a super-2 number, since 2×142654613² = 40700677220359538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142654613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142654663) 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, 71327306 + 71327307.

It is an arithmetic number, because the mean of its divisors is an integer number (71327307).

Almost surely, 2^142654613 is an apocalyptic number.

It is an amenable number.

142654613 is a deficient number, since it is larger than the sum of its proper divisors (1).

142654613 is an equidigital number, since it uses as much as digits as its factorization.

142654613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 142654613 is about 11943.8106565702. The cubic root of 142654613 is about 522.5108021850.

The spelling of 142654613 in words is "one hundred forty-two million, six hundred fifty-four thousand, six hundred thirteen".