3651130253 has 4 divisors (see below), whose sum is σ = 3651263808. Its totient is φ = 3650996700.

The previous prime is 3651130229. The next prime is 3651130261. The reversal of 3651130253 is 3520311563.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3520311563 = 71 ⋅49581853.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3651130253 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3651130283) 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, 9251 + ... + 85952.

It is an arithmetic number, because the mean of its divisors is an integer number (912815952).

Almost surely, 2^3651130253 is an apocalyptic number.

It is an amenable number.

3651130253 is a deficient number, since it is larger than the sum of its proper divisors (133555).

3651130253 is an equidigital number, since it uses as much as digits as its factorization.

3651130253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133554.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 3651130253 is about 60424.5831843299. The cubic root of 3651130253 is about 1539.8406329997.

The spelling of 3651130253 in words is "three billion, six hundred fifty-one million, one hundred thirty thousand, two hundred fifty-three".