253234633 has 2 divisors, whose sum is σ = 253234634. Its totient is φ = 253234632.

The previous prime is 253234561. The next prime is 253234649. The reversal of 253234633 is 336432352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226111369 + 27123264 = 15037^2 + 5208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253234633 is a prime.

It is equal to p_13846450 and since 253234633 and 13846450 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 253234595 and 253234604.

It is not a weakly prime, because it can be changed into another prime (253234673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126617316 + 126617317.

It is an arithmetic number, because the mean of its divisors is an integer number (126617317).

Almost surely, 2^253234633 is an apocalyptic number.

It is an amenable number.

253234633 is a deficient number, since it is larger than the sum of its proper divisors (1).

253234633 is an equidigital number, since it uses as much as digits as its factorization.

253234633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 31.

The square root of 253234633 is about 15913.3476364969. The cubic root of 253234633 is about 632.6658122669.

Adding to 253234633 its reverse (336432352), we get a palindrome (589666985).

The spelling of 253234633 in words is "two hundred fifty-three million, two hundred thirty-four thousand, six hundred thirty-three".