252045329 has 2 divisors, whose sum is σ = 252045330. Its totient is φ = 252045328.

The previous prime is 252045307. The next prime is 252045341. The reversal of 252045329 is 923540252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162307600 + 89737729 = 12740^2 + 9473^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252045329 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 252045295 and 252045304.

It is not a weakly prime, because it can be changed into another prime (252045359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126022664 + 126022665.

It is an arithmetic number, because the mean of its divisors is an integer number (126022665).

Almost surely, 2^252045329 is an apocalyptic number.

It is an amenable number.

252045329 is a deficient number, since it is larger than the sum of its proper divisors (1).

252045329 is an equidigital number, since it uses as much as digits as its factorization.

252045329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 252045329 is about 15875.9355314892. The cubic root of 252045329 is about 631.6738297523.

The spelling of 252045329 in words is "two hundred fifty-two million, forty-five thousand, three hundred twenty-nine".