1031132323 has 32 divisors (see below), whose sum is σ = 1201213440. Its totient is φ = 877806720.

The previous prime is 1031132293. The next prime is 1031132327. The reversal of 1031132323 is 3232311301.

It is a cyclic number.

It is not a de Polignac number, because 1031132323 - 2¹³ = 1031124131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1031132323.

It is not an unprimeable number, because it can be changed into a prime (1031132327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 969490 + ... + 970552.

It is an arithmetic number, because the mean of its divisors is an integer number (37537920).

Almost surely, 2^1031132323 is an apocalyptic number.

1031132323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1031132323 is a deficient number, since it is larger than the sum of its proper divisors (170081117).

1031132323 is a wasteful number, since it uses less digits than its factorization.

1031132323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1031132323 is about 32111.2491659854. The cubic root of 1031132323 is about 1010.2715745219.

Adding to 1031132323 its reverse (3232311301), we get a palindrome (4263443624).

The spelling of 1031132323 in words is "one billion, thirty-one million, one hundred thirty-two thousand, three hundred twenty-three".