1012531532 has 12 divisors (see below), whose sum is σ = 1772180256. Its totient is φ = 506194320.

The previous prime is 1012531519. The next prime is 1012531547. The reversal of 1012531532 is 2351352101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1012531498 and 1012531507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25982 + ... + 51962.

It is an arithmetic number, because the mean of its divisors is an integer number (147681688).

Almost surely, 2^1012531532 is an apocalyptic number.

It is an amenable number.

1012531532 is a deficient number, since it is larger than the sum of its proper divisors (759648724).

1012531532 is a wasteful number, since it uses less digits than its factorization.

1012531532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35728 (or 35726 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1012531532 is about 31820.3006271154. The cubic root of 1012531532 is about 1004.1598489952.

Adding to 1012531532 its reverse (2351352101), we get a palindrome (3363883633).

The spelling of 1012531532 in words is "one billion, twelve million, five hundred thirty-one thousand, five hundred thirty-two".