253046533 has 2 divisors, whose sum is σ = 253046534. Its totient is φ = 253046532.

The previous prime is 253046531. The next prime is 253046561. The reversal of 253046533 is 335640352.

It is a happy number.

253046533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217798564 + 35247969 = 14758^2 + 5937^2 .

It is a cyclic number.

It is not a de Polignac number, because 253046533 - 2¹ = 253046531 is a prime.

Together with 253046531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 253046495 and 253046504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253046531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126523266 + 126523267.

It is an arithmetic number, because the mean of its divisors is an integer number (126523267).

Almost surely, 2^253046533 is an apocalyptic number.

It is an amenable number.

253046533 is a deficient number, since it is larger than the sum of its proper divisors (1).

253046533 is an equidigital number, since it uses as much as digits as its factorization.

253046533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 31.

The square root of 253046533 is about 15907.4364056563. The cubic root of 253046533 is about 632.5091276472.

Adding to 253046533 its reverse (335640352), we get a palindrome (588686885).

The spelling of 253046533 in words is "two hundred fifty-three million, forty-six thousand, five hundred thirty-three".