253534331 has 2 divisors, whose sum is σ = 253534332. Its totient is φ = 253534330.

The previous prime is 253534297. The next prime is 253534339. The reversal of 253534331 is 133435352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253534331 - 2¹⁴ = 253517947 is a prime.

It is a super-2 number, since 2×253534331² = 128559313991235122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253534294 and 253534303.

It is not a weakly prime, because it can be changed into another prime (253534339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126767165 + 126767166.

It is an arithmetic number, because the mean of its divisors is an integer number (126767166).

Almost surely, 2^253534331 is an apocalyptic number.

253534331 is a deficient number, since it is larger than the sum of its proper divisors (1).

253534331 is an equidigital number, since it uses as much as digits as its factorization.

253534331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 29.

The square root of 253534331 is about 15922.7614125189. The cubic root of 253534331 is about 632.9152962154.

Adding to 253534331 its reverse (133435352), we get a palindrome (386969683).

The spelling of 253534331 in words is "two hundred fifty-three million, five hundred thirty-four thousand, three hundred thirty-one".