142752601 has 2 divisors, whose sum is σ = 142752602. Its totient is φ = 142752600.

The previous prime is 142752593. The next prime is 142752607. The reversal of 142752601 is 106257241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141586201 + 1166400 = 11899^2 + 1080^2 .

It is a cyclic number.

It is not a de Polignac number, because 142752601 - 2³ = 142752593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142752601.

It is not a weakly prime, because it can be changed into another prime (142752607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71376300 + 71376301.

It is an arithmetic number, because the mean of its divisors is an integer number (71376301).

Almost surely, 2^142752601 is an apocalyptic number.

It is an amenable number.

142752601 is a deficient number, since it is larger than the sum of its proper divisors (1).

142752601 is an equidigital number, since it uses as much as digits as its factorization.

142752601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 142752601 is about 11947.9119933150. The cubic root of 142752601 is about 522.6304105851.

The spelling of 142752601 in words is "one hundred forty-two million, seven hundred fifty-two thousand, six hundred one".