1120380557 has 2 divisors, whose sum is σ = 1120380558. Its totient is φ = 1120380556.

The previous prime is 1120380553. The next prime is 1120380587. The reversal of 1120380557 is 7550830211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1046781316 + 73599241 = 32354^2 + 8579^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120380557 - 2² = 1120380553 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120380553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560190278 + 560190279.

It is an arithmetic number, because the mean of its divisors is an integer number (560190279).

Almost surely, 2^1120380557 is an apocalyptic number.

It is an amenable number.

1120380557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120380557 is an equidigital number, since it uses as much as digits as its factorization.

1120380557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 1120380557 is about 33472.0862361461. The cubic root of 1120380557 is about 1038.6164284781.

The spelling of 1120380557 in words is "one billion, one hundred twenty million, three hundred eighty thousand, five hundred fifty-seven".