252140767 has 2 divisors, whose sum is σ = 252140768. Its totient is φ = 252140766.

The previous prime is 252140747. The next prime is 252140771. The reversal of 252140767 is 767041252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252140767 - 2¹⁹ = 251616479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252140737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126070383 + 126070384.

It is an arithmetic number, because the mean of its divisors is an integer number (126070384).

Almost surely, 2^252140767 is an apocalyptic number.

252140767 is a deficient number, since it is larger than the sum of its proper divisors (1).

252140767 is an equidigital number, since it uses as much as digits as its factorization.

252140767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 252140767 is about 15878.9409911367. The cubic root of 252140767 is about 631.7535483220.

The spelling of 252140767 in words is "two hundred fifty-two million, one hundred forty thousand, seven hundred sixty-seven".