1201332013 has 16 divisors (see below), whose sum is σ = 1455183360. Its totient is φ = 968161536.

The previous prime is 1201332007. The next prime is 1201332017. The reversal of 1201332013 is 3102331021.

It is a cyclic number.

It is not a de Polignac number, because 1201332013 - 2²⁵ = 1167777581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201332017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127420 + ... + 136522.

It is an arithmetic number, because the mean of its divisors is an integer number (90948960).

Almost surely, 2^1201332013 is an apocalyptic number.

It is an amenable number.

1201332013 is a deficient number, since it is larger than the sum of its proper divisors (253851347).

1201332013 is a wasteful number, since it uses less digits than its factorization.

1201332013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10236.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1201332013 is about 34660.2367706858. The cubic root of 1201332013 is about 1063.0516112994.

Adding to 1201332013 its reverse (3102331021), we get a palindrome (4303663034).

The spelling of 1201332013 in words is "one billion, two hundred one million, three hundred thirty-two thousand, thirteen".