1320124132 has 12 divisors (see below), whose sum is σ = 2311461180. Its totient is φ = 659706656.

The previous prime is 1320124129. The next prime is 1320124133. The reversal of 1320124132 is 2314210231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 261662976 + 1058461156 = 16176^2 + 32534^2 .

It is not an unprimeable number, because it can be changed into a prime (1320124133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80407 + ... + 95422.

It is an arithmetic number, because the mean of its divisors is an integer number (192621765).

Almost surely, 2^1320124132 is an apocalyptic number.

It is an amenable number.

1320124132 is a deficient number, since it is larger than the sum of its proper divisors (991337048).

1320124132 is a wasteful number, since it uses less digits than its factorization.

1320124132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177710 (or 177708 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1320124132 is about 36333.5125194358. The cubic root of 1320124132 is about 1096.9956952676.

Adding to 1320124132 its reverse (2314210231), we get a palindrome (3634334363).

The spelling of 1320124132 in words is "one billion, three hundred twenty million, one hundred twenty-four thousand, one hundred thirty-two".