253011036 has 12 divisors (see below), whose sum is σ = 590359112. Its totient is φ = 84337008.

The previous prime is 253011019. The next prime is 253011043. The reversal of 253011036 is 630110352.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 10542115 + ... + 10542138.

Almost surely, 2^253011036 is an apocalyptic number.

It is an amenable number.

253011036 is an abundant number, since it is smaller than the sum of its proper divisors (337348076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253011036 is a wasteful number, since it uses less digits than its factorization.

253011036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21084260 (or 21084258 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 253011036 is about 15906.3206304915. The cubic root of 253011036 is about 632.4795504436.

Adding to 253011036 its reverse (630110352), we get a palindrome (883121388).

The spelling of 253011036 in words is "two hundred fifty-three million, eleven thousand, thirty-six".