1052311331 has 8 divisors (see below), whose sum is σ = 1056198528. Its totient is φ = 1048432000.

The previous prime is 1052311327. The next prime is 1052311349. The reversal of 1052311331 is 1331132501.

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 1052311331 - 2² = 1052311327 is a prime.

It is a super-2 number, since 2×1052311331² = 2214718274701983122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052311301) 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, 404846 + ... + 407436.

It is an arithmetic number, because the mean of its divisors is an integer number (132024816).

Almost surely, 2^1052311331 is an apocalyptic number.

1052311331 is a deficient number, since it is larger than the sum of its proper divisors (3887197).

1052311331 is an equidigital number, since it uses as much as digits as its factorization.

1052311331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1052311331 is about 32439.3484983900. The cubic root of 1052311331 is about 1017.1415970538.

Adding to 1052311331 its reverse (1331132501), we get a palindrome (2383443832).

The spelling of 1052311331 in words is "one billion, fifty-two million, three hundred eleven thousand, three hundred thirty-one".