1131564059 has 2 divisors, whose sum is σ = 1131564060. Its totient is φ = 1131564058.

The previous prime is 1131564011. The next prime is 1131564101. The reversal of 1131564059 is 9504651311.

It is a strong prime.

It is an emirp because it is prime and its reverse (9504651311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1131564059 - 2⁸ = 1131563803 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131564359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565782029 + 565782030.

It is an arithmetic number, because the mean of its divisors is an integer number (565782030).

Almost surely, 2^1131564059 is an apocalyptic number.

1131564059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131564059 is an equidigital number, since it uses as much as digits as its factorization.

1131564059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 1131564059 is about 33638.7285580178. The cubic root of 1131564059 is about 1042.0607742425.

The spelling of 1131564059 in words is "one billion, one hundred thirty-one million, five hundred sixty-four thousand, fifty-nine".