1120413991 has 2 divisors, whose sum is σ = 1120413992. Its totient is φ = 1120413990.

The previous prime is 1120413949. The next prime is 1120414027. The reversal of 1120413991 is 1993140211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1120413991 - 2⁷ = 1120413863 is a prime.

It is a super-2 number, since 2×1120413991² = 2510655022457096162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120413911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560206995 + 560206996.

It is an arithmetic number, because the mean of its divisors is an integer number (560206996).

Almost surely, 2^1120413991 is an apocalyptic number.

1120413991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120413991 is an equidigital number, since it uses as much as digits as its factorization.

1120413991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 1120413991 is about 33472.5856634948. The cubic root of 1120413991 is about 1038.6267597166.

The spelling of 1120413991 in words is "one billion, one hundred twenty million, four hundred thirteen thousand, nine hundred ninety-one".