142498452529 has 2 divisors, whose sum is σ = 142498452530. Its totient is φ = 142498452528.

The previous prime is 142498452461. The next prime is 142498452617. The reversal of 142498452529 is 925254894241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138419714304 + 4078738225 = 372048^2 + 63865^2 .

It is a cyclic number.

It is not a de Polignac number, because 142498452529 - 2¹⁵ = 142498419761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142498452529.

It is not a weakly prime, because it can be changed into another prime (142498453529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71249226264 + 71249226265.

It is an arithmetic number, because the mean of its divisors is an integer number (71249226265).

Almost surely, 2^142498452529 is an apocalyptic number.

It is an amenable number.

142498452529 is a deficient number, since it is larger than the sum of its proper divisors (1).

142498452529 is an equidigital number, since it uses as much as digits as its factorization.

142498452529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8294400, while the sum is 55.

The spelling of 142498452529 in words is "one hundred forty-two billion, four hundred ninety-eight million, four hundred fifty-two thousand, five hundred twenty-nine".