252729377 has 2 divisors, whose sum is σ = 252729378. Its totient is φ = 252729376.

The previous prime is 252729353. The next prime is 252729401. The reversal of 252729377 is 773927252.

It is a balanced prime because it is at equal distance from previous prime (252729353) and next prime (252729401).

It can be written as a sum of positive squares in only one way, i.e., 240591121 + 12138256 = 15511^2 + 3484^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252729377 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (252729307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126364688 + 126364689.

It is an arithmetic number, because the mean of its divisors is an integer number (126364689).

Almost surely, 2^252729377 is an apocalyptic number.

It is an amenable number.

252729377 is a deficient number, since it is larger than the sum of its proper divisors (1).

252729377 is an equidigital number, since it uses as much as digits as its factorization.

252729377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 370440, while the sum is 44.

The square root of 252729377 is about 15897.4644833697. The cubic root of 252729377 is about 632.2447652919.

The spelling of 252729377 in words is "two hundred fifty-two million, seven hundred twenty-nine thousand, three hundred seventy-seven".