3813788253 has 16 divisors (see below), whose sum is σ = 5550984000. Its totient is φ = 2309863680.

The previous prime is 3813788249. The next prime is 3813788311. The reversal of 3813788253 is 3528873183.

It is not a de Polignac number, because 3813788253 - 2² = 3813788249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813788203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13813 + ... + 88421.

It is an arithmetic number, because the mean of its divisors is an integer number (346936500).

Almost surely, 2^3813788253 is an apocalyptic number.

3813788253 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3813788253 is a deficient number, since it is larger than the sum of its proper divisors (1737195747).

3813788253 is a wasteful number, since it uses less digits than its factorization.

3813788253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76172.

The product of its digits is 967680, while the sum is 48.

The square root of 3813788253 is about 61755.8762629112. The cubic root of 3813788253 is about 1562.3758796168.

The spelling of 3813788253 in words is "three billion, eight hundred thirteen million, seven hundred eighty-eight thousand, two hundred fifty-three".