253531132229 has 2 divisors, whose sum is σ = 253531132230. Its totient is φ = 253531132228.

The previous prime is 253531132213. The next prime is 253531132237. The reversal of 253531132229 is 922231135352.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137385129025 + 116146003204 = 370655^2 + 340802^2 .

It is a cyclic number.

It is not a de Polignac number, because 253531132229 - 2⁴ = 253531132213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253531132192 and 253531132201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253531132279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126765566114 + 126765566115.

It is an arithmetic number, because the mean of its divisors is an integer number (126765566115).

Almost surely, 2^253531132229 is an apocalyptic number.

It is an amenable number.

253531132229 is a deficient number, since it is larger than the sum of its proper divisors (1).

253531132229 is an equidigital number, since it uses as much as digits as its factorization.

253531132229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 38.

The spelling of 253531132229 in words is "two hundred fifty-three billion, five hundred thirty-one million, one hundred thirty-two thousand, two hundred twenty-nine".