253530152633 has 2 divisors, whose sum is σ = 253530152634. Its totient is φ = 253530152632.

The previous prime is 253530152587. The next prime is 253530152677. The reversal of 253530152633 is 336251035352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229624972864 + 23905179769 = 479192^2 + 154613^2 .

It is a cyclic number.

It is not a de Polignac number, because 253530152633 - 2⁶ = 253530152569 is a prime.

It is a super-2 number, since 2×253530152633² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (253530152033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126765076316 + 126765076317.

It is an arithmetic number, because the mean of its divisors is an integer number (126765076317).

Almost surely, 2^253530152633 is an apocalyptic number.

It is an amenable number.

253530152633 is a deficient number, since it is larger than the sum of its proper divisors (1).

253530152633 is an equidigital number, since it uses as much as digits as its factorization.

253530152633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 38.

Adding to 253530152633 its reverse (336251035352), we get a palindrome (589781187985).

The spelling of 253530152633 in words is "two hundred fifty-three billion, five hundred thirty million, one hundred fifty-two thousand, six hundred thirty-three".