2533303253 has 4 divisors (see below), whose sum is σ = 2728172748. Its totient is φ = 2338433760.

The previous prime is 2533303219. The next prime is 2533303271. The reversal of 2533303253 is 3523033352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 135536164 + 2397767089 = 11642^2 + 48967^2 .

It is not a de Polignac number, because 2533303253 - 2⁶ = 2533303189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533303273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97434728 + ... + 97434753.

It is an arithmetic number, because the mean of its divisors is an integer number (682043187).

Almost surely, 2^2533303253 is an apocalyptic number.

It is an amenable number.

2533303253 is a deficient number, since it is larger than the sum of its proper divisors (194869495).

2533303253 is a wasteful number, since it uses less digits than its factorization.

2533303253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194869494.

The product of its (nonzero) digits is 24300, while the sum is 29.

The square root of 2533303253 is about 50331.9307497735. The cubic root of 2533303253 is about 1363.2088396805.

The spelling of 2533303253 in words is "two billion, five hundred thirty-three million, three hundred three thousand, two hundred fifty-three".