1235321413 has 2 divisors, whose sum is σ = 1235321414. Its totient is φ = 1235321412.

The previous prime is 1235321401. The next prime is 1235321419. The reversal of 1235321413 is 3141235321.

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., 1098127044 + 137194369 = 33138^2 + 11713^2 .

It is a cyclic number.

It is not a de Polignac number, because 1235321413 - 2²¹ = 1233224261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1235321419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617660706 + 617660707.

It is an arithmetic number, because the mean of its divisors is an integer number (617660707).

Almost surely, 2^1235321413 is an apocalyptic number.

It is an amenable number.

1235321413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235321413 is an equidigital number, since it uses as much as digits as its factorization.

1235321413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 1235321413 is about 35147.1394710864. The cubic root of 1235321413 is about 1072.9841907904.

Adding to 1235321413 its reverse (3141235321), we get a palindrome (4376556734).

The spelling of 1235321413 in words is "one billion, two hundred thirty-five million, three hundred twenty-one thousand, four hundred thirteen".