252753372397 has 2 divisors, whose sum is σ = 252753372398. Its totient is φ = 252753372396.

The previous prime is 252753372353. The next prime is 252753372401. The reversal of 252753372397 is 793273357252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222582029796 + 30171342601 = 471786^2 + 173699^2 .

It is a cyclic number.

It is not a de Polignac number, because 252753372397 - 2²³ = 252744983789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252753372997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126376686198 + 126376686199.

It is an arithmetic number, because the mean of its divisors is an integer number (126376686199).

Almost surely, 2^252753372397 is an apocalyptic number.

It is an amenable number.

252753372397 is a deficient number, since it is larger than the sum of its proper divisors (1).

252753372397 is an equidigital number, since it uses as much as digits as its factorization.

252753372397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16669800, while the sum is 55.

The spelling of 252753372397 in words is "two hundred fifty-two billion, seven hundred fifty-three million, three hundred seventy-two thousand, three hundred ninety-seven".