1130563997 has 2 divisors, whose sum is σ = 1130563998. Its totient is φ = 1130563996.

The previous prime is 1130563979. The next prime is 1130564009. The reversal of 1130563997 is 7993650311.

Together with previous prime (1130563979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1116829561 + 13734436 = 33419^2 + 3706^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130563997 - 2⁶ = 1130563933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130563297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565281998 + 565281999.

It is an arithmetic number, because the mean of its divisors is an integer number (565281999).

Almost surely, 2^1130563997 is an apocalyptic number.

It is an amenable number.

1130563997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130563997 is an equidigital number, since it uses as much as digits as its factorization.

1130563997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153090, while the sum is 44.

The square root of 1130563997 is about 33623.8605308790. The cubic root of 1130563997 is about 1041.7536970513.

The spelling of 1130563997 in words is "one billion, one hundred thirty million, five hundred sixty-three thousand, nine hundred ninety-seven".