1201331314 has 4 divisors (see below), whose sum is σ = 1801996974. Its totient is φ = 600665656.

The previous prime is 1201331311. The next prime is 1201331357. The reversal of 1201331314 is 4131331021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1182190689 + 19140625 = 34383^2 + 4375^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1201331291 and 1201331300.

It is not an unprimeable number, because it can be changed into a prime (1201331311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300332827 + ... + 300332830.

Almost surely, 2^1201331314 is an apocalyptic number.

1201331314 is a deficient number, since it is larger than the sum of its proper divisors (600665660).

1201331314 is an equidigital number, since it uses as much as digits as its factorization.

1201331314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600665659.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1201331314 is about 34660.2266870833. The cubic root of 1201331314 is about 1063.0514051191.

Adding to 1201331314 its reverse (4131331021), we get a palindrome (5332662335).

The spelling of 1201331314 in words is "one billion, two hundred one million, three hundred thirty-one thousand, three hundred fourteen".