1321150132 has 24 divisors (see below), whose sum is σ = 2329773992. Its totient is φ = 655516800.

The previous prime is 1321150111. The next prime is 1321150147. The reversal of 1321150132 is 2310511231.

It can be written as a sum of positive squares in 4 ways, for example, as 148498596 + 1172651536 = 12186^2 + 34244^2 .

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, 389998 + ... + 393370.

Almost surely, 2^1321150132 is an apocalyptic number.

It is an amenable number.

1321150132 is a deficient number, since it is larger than the sum of its proper divisors (1008623860).

1321150132 is a wasteful number, since it uses less digits than its factorization.

1321150132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099 (or 4097 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1321150132 is about 36347.6289735658. The cubic root of 1321150132 is about 1097.2798165605.

Adding to 1321150132 its reverse (2310511231), we get a palindrome (3631661363).

The spelling of 1321150132 in words is "one billion, three hundred twenty-one million, one hundred fifty thousand, one hundred thirty-two".