1051131323 has 8 divisors (see below), whose sum is σ = 1147089216. Its totient is φ = 955240200.

The previous prime is 1051131313. The next prime is 1051131331. The reversal of 1051131323 is 3231311501.

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 1051131323 - 2¹² = 1051127227 is a prime.

It is a super-2 number, since 2×1051131323² = 2209754116383460658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1051131295 and 1051131304.

It is not an unprimeable number, because it can be changed into a prime (1051131313) 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, 19688 + ... + 49898.

It is an arithmetic number, because the mean of its divisors is an integer number (143386152).

Almost surely, 2^1051131323 is an apocalyptic number.

1051131323 is a deficient number, since it is larger than the sum of its proper divisors (95957893).

1051131323 is a wasteful number, since it uses less digits than its factorization.

1051131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33385.

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

The square root of 1051131323 is about 32421.1554852692. The cubic root of 1051131323 is about 1016.7612647024.

Adding to 1051131323 its reverse (3231311501), we get a palindrome (4282442824).

The spelling of 1051131323 in words is "one billion, fifty-one million, one hundred thirty-one thousand, three hundred twenty-three".