1120334381 has 2 divisors, whose sum is σ = 1120334382. Its totient is φ = 1120334380.

The previous prime is 1120334377. The next prime is 1120334407. The reversal of 1120334381 is 1834330211.

It is an a-pointer prime, because the next prime (1120334407) can be obtained adding 1120334381 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1083002281 + 37332100 = 32909^2 + 6110^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120334381 - 2² = 1120334377 is a prime.

It is a super-2 number, since 2×1120334381² = 2510298250501306322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1120334381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120334321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560167190 + 560167191.

It is an arithmetic number, because the mean of its divisors is an integer number (560167191).

Almost surely, 2^1120334381 is an apocalyptic number.

It is an amenable number.

1120334381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120334381 is an equidigital number, since it uses as much as digits as its factorization.

1120334381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1120334381 is about 33471.3964602614. The cubic root of 1120334381 is about 1038.6021595731.

Adding to 1120334381 its reverse (1834330211), we get a palindrome (2954664592).

The spelling of 1120334381 in words is "one billion, one hundred twenty million, three hundred thirty-four thousand, three hundred eighty-one".