253040933 has 2 divisors, whose sum is σ = 253040934. Its totient is φ = 253040932.

The previous prime is 253040929. The next prime is 253040951. The reversal of 253040933 is 339040352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247810564 + 5230369 = 15742^2 + 2287^2 .

It is a cyclic number.

It is not a de Polignac number, because 253040933 - 2² = 253040929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253040896 and 253040905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253043933) 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, 126520466 + 126520467.

It is an arithmetic number, because the mean of its divisors is an integer number (126520467).

Almost surely, 2^253040933 is an apocalyptic number.

It is an amenable number.

253040933 is a deficient number, since it is larger than the sum of its proper divisors (1).

253040933 is an equidigital number, since it uses as much as digits as its factorization.

253040933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 253040933 is about 15907.2603863770. The cubic root of 253040933 is about 632.5044617369.

The spelling of 253040933 in words is "two hundred fifty-three million, forty thousand, nine hundred thirty-three".