1234552331113 has 2 divisors, whose sum is σ = 1234552331114. Its totient is φ = 1234552331112.

The previous prime is 1234552331021. The next prime is 1234552331167. The reversal of 1234552331113 is 3111332554321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1075644859689 + 158907471424 = 1037133^2 + 398632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234552331113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234552331513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617276165556 + 617276165557.

It is an arithmetic number, because the mean of its divisors is an integer number (617276165557).

Almost surely, 2^{1234552331113} is an apocalyptic number.

It is an amenable number.

1234552331113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234552331113 is an equidigital number, since it uses as much as digits as its factorization.

1234552331113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 34.

Adding to 1234552331113 its reverse (3111332554321), we get a palindrome (4345884885434).

The spelling of 1234552331113 in words is "one trillion, two hundred thirty-four billion, five hundred fifty-two million, three hundred thirty-one thousand, one hundred thirteen".