1121413351 has 2 divisors, whose sum is σ = 1121413352. Its totient is φ = 1121413350.

The previous prime is 1121413309. The next prime is 1121413361. The reversal of 1121413351 is 1533141211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121413351 - 2²³ = 1113024743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121413361) 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, 560706675 + 560706676.

It is an arithmetic number, because the mean of its divisors is an integer number (560706676).

Almost surely, 2^1121413351 is an apocalyptic number.

1121413351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121413351 is an equidigital number, since it uses as much as digits as its factorization.

1121413351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 22.

The square root of 1121413351 is about 33487.5103732720. The cubic root of 1121413351 is about 1038.9354710781.

Adding to 1121413351 its reverse (1533141211), we get a palindrome (2654554562).

The spelling of 1121413351 in words is "one billion, one hundred twenty-one million, four hundred thirteen thousand, three hundred fifty-one".