1201322413 has 2 divisors, whose sum is σ = 1201322414. Its totient is φ = 1201322412.

The previous prime is 1201322377. The next prime is 1201322417. The reversal of 1201322413 is 3142231021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 820994409 + 380328004 = 28653^2 + 19502^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201322413 is a prime.

It is a super-2 number, since 2×1201322413² = 2886351079952285138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201322417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600661206 + 600661207.

It is an arithmetic number, because the mean of its divisors is an integer number (600661207).

Almost surely, 2^1201322413 is an apocalyptic number.

It is an amenable number.

1201322413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201322413 is an equidigital number, since it uses as much as digits as its factorization.

1201322413 is an evil number, because the sum of its binary digits is even.

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

The square root of 1201322413 is about 34660.0982831844. The cubic root of 1201322413 is about 1063.0487796308.

Adding to 1201322413 its reverse (3142231021), we get a palindrome (4343553434).

The spelling of 1201322413 in words is "one billion, two hundred one million, three hundred twenty-two thousand, four hundred thirteen".