2303738553 has 16 divisors (see below), whose sum is σ = 3083857920. Its totient is φ = 1529736336.

The previous prime is 2303738539. The next prime is 2303738573. The reversal of 2303738553 is 3558373032.

It is a happy number.

It is not a de Polignac number, because 2303738553 - 2¹² = 2303734457 is a prime.

It is a super-2 number, since 2×2303738553² = 10614422641157067618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2303738573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006176 + ... + 1008462.

It is an arithmetic number, because the mean of its divisors is an integer number (192741120).

Almost surely, 2^2303738553 is an apocalyptic number.

It is an amenable number.

2303738553 is a deficient number, since it is larger than the sum of its proper divisors (780119367).

2303738553 is a wasteful number, since it uses less digits than its factorization.

2303738553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3476.

The product of its (nonzero) digits is 226800, while the sum is 39.

The square root of 2303738553 is about 47997.2765164858. The cubic root of 2303738553 is about 1320.7209393941.

The spelling of 2303738553 in words is "two billion, three hundred three million, seven hundred thirty-eight thousand, five hundred fifty-three".