253089853 has 2 divisors, whose sum is σ = 253089854. Its totient is φ = 253089852.

The previous prime is 253089841. The next prime is 253089857. The reversal of 253089853 is 358980352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252237924 + 851929 = 15882^2 + 923^2 .

It is a cyclic number.

It is not a de Polignac number, because 253089853 - 2⁵ = 253089821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253089857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126544926 + 126544927.

It is an arithmetic number, because the mean of its divisors is an integer number (126544927).

Almost surely, 2^253089853 is an apocalyptic number.

It is an amenable number.

253089853 is a deficient number, since it is larger than the sum of its proper divisors (1).

253089853 is an equidigital number, since it uses as much as digits as its factorization.

253089853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 253089853 is about 15908.7979747057. The cubic root of 253089853 is about 632.5452194701.

The spelling of 253089853 in words is "two hundred fifty-three million, eighty-nine thousand, eight hundred fifty-three".