142476577 has 2 divisors, whose sum is σ = 142476578. Its totient is φ = 142476576.

The previous prime is 142476571. The next prime is 142476613. The reversal of 142476577 is 775674241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75498721 + 66977856 = 8689^2 + 8184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142476577 is a prime.

It is not a weakly prime, because it can be changed into another prime (142476571) 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, 71238288 + 71238289.

It is an arithmetic number, because the mean of its divisors is an integer number (71238289).

Almost surely, 2^142476577 is an apocalyptic number.

It is an amenable number.

142476577 is a deficient number, since it is larger than the sum of its proper divisors (1).

142476577 is an equidigital number, since it uses as much as digits as its factorization.

142476577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 329280, while the sum is 43.

The square root of 142476577 is about 11936.3552644851. The cubic root of 142476577 is about 522.2933434866.

The spelling of 142476577 in words is "one hundred forty-two million, four hundred seventy-six thousand, five hundred seventy-seven".