1021141532 has 12 divisors (see below), whose sum is σ = 1789945920. Its totient is φ = 509728416.

The previous prime is 1021141523. The next prime is 1021141549. The reversal of 1021141532 is 2351411201.

It is a congruent number.

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, 207857 + ... + 212712.

It is an arithmetic number, because the mean of its divisors is an integer number (149162160).

Almost surely, 2^1021141532 is an apocalyptic number.

It is an amenable number.

1021141532 is a deficient number, since it is larger than the sum of its proper divisors (768804388).

1021141532 is a wasteful number, since it uses less digits than its factorization.

1021141532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421180 (or 421178 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1021141532 is about 31955.3052246415. The cubic root of 1021141532 is about 1006.9980898323.

Adding to 1021141532 its reverse (2351411201), we get a palindrome (3372552733).

The spelling of 1021141532 in words is "one billion, twenty-one million, one hundred forty-one thousand, five hundred thirty-two".