1145311159 has 2 divisors, whose sum is σ = 1145311160. Its totient is φ = 1145311158.

The previous prime is 1145311121. The next prime is 1145311163. The reversal of 1145311159 is 9511135411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1145311159 - 2¹¹ = 1145309111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1145311159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145311169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572655579 + 572655580.

It is an arithmetic number, because the mean of its divisors is an integer number (572655580).

Almost surely, 2^1145311159 is an apocalyptic number.

1145311159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145311159 is an equidigital number, since it uses as much as digits as its factorization.

1145311159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2700, while the sum is 31.

The square root of 1145311159 is about 33842.4461143104. The cubic root of 1145311159 is about 1046.2637151050.

The spelling of 1145311159 in words is "one billion, one hundred forty-five million, three hundred eleven thousand, one hundred fifty-nine".