1012321532 has 24 divisors (see below), whose sum is σ = 1812222720. Its totient is φ = 494579120.

The previous prime is 1012321493. The next prime is 1012321547. The reversal of 1012321532 is 2351232101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119807 + ... + 127977.

It is an arithmetic number, because the mean of its divisors is an integer number (75509280).

Almost surely, 2^1012321532 is an apocalyptic number.

It is an amenable number.

1012321532 is a deficient number, since it is larger than the sum of its proper divisors (799901188).

1012321532 is a wasteful number, since it uses less digits than its factorization.

1012321532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8881 (or 8879 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1012321532 is about 31817.0006757394. Note that the first 3 decimals coincide. The cubic root of 1012321532 is about 1004.0904229603.

Adding to 1012321532 its reverse (2351232101), we get a palindrome (3363553633).

The spelling of 1012321532 in words is "one billion, twelve million, three hundred twenty-one thousand, five hundred thirty-two".