1134388091 has 2 divisors, whose sum is σ = 1134388092. Its totient is φ = 1134388090.

The previous prime is 1134388067. The next prime is 1134388111. The reversal of 1134388091 is 1908834311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1134388091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1134388051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567194045 + 567194046.

It is an arithmetic number, because the mean of its divisors is an integer number (567194046).

Almost surely, 2^1134388091 is an apocalyptic number.

1134388091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134388091 is an equidigital number, since it uses as much as digits as its factorization.

1134388091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 1134388091 is about 33680.6783037397. The cubic root of 1134388091 is about 1042.9269406259.

The spelling of 1134388091 in words is "one billion, one hundred thirty-four million, three hundred eighty-eight thousand, ninety-one".