1331332253 has 8 divisors (see below), whose sum is σ = 1406803200. Its totient is φ = 1257326928.

The previous prime is 1331332243. The next prime is 1331332283. The reversal of 1331332253 is 3522331331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1331332253 - 2⁸ = 1331331997 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 (1331332243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364538 + ... + 368171.

It is an arithmetic number, because the mean of its divisors is an integer number (175850400).

Almost surely, 2^1331332253 is an apocalyptic number.

It is an amenable number.

1331332253 is a deficient number, since it is larger than the sum of its proper divisors (75470947).

1331332253 is an equidigital number, since it uses as much as digits as its factorization.

1331332253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732811.

The product of its digits is 4860, while the sum is 26.

The square root of 1331332253 is about 36487.4259574446. The cubic root of 1331332253 is about 1100.0915221370.

Adding to 1331332253 its reverse (3522331331), we get a palindrome (4853663584).

The spelling of 1331332253 in words is "one billion, three hundred thirty-one million, three hundred thirty-two thousand, two hundred fifty-three".