1031133612 has 24 divisors (see below), whose sum is σ = 2471005936. Its totient is φ = 334421568.

The previous prime is 1031133583. The next prime is 1031133613. The reversal of 1031133612 is 2163311301.

It is not an unprimeable number, because it can be changed into a prime (1031133613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1160743 + ... + 1161630.

Almost surely, 2^1031133612 is an apocalyptic number.

1031133612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1031133612 is an abundant number, since it is smaller than the sum of its proper divisors (1439872324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1031133612 is a wasteful number, since it uses less digits than its factorization.

1031133612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322417 (or 2322415 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 1031133612 is about 32111.2692368271. The cubic root of 1031133612 is about 1010.2719954958.

Adding to 1031133612 its reverse (2163311301), we get a palindrome (3194444913).

The spelling of 1031133612 in words is "one billion, thirty-one million, one hundred thirty-three thousand, six hundred twelve".