1253334091 has 2 divisors, whose sum is σ = 1253334092. Its totient is φ = 1253334090.

The previous prime is 1253334059. The next prime is 1253334143. The reversal of 1253334091 is 1904333521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1253334091 - 2⁵ = 1253334059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1253334001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626667045 + 626667046.

It is an arithmetic number, because the mean of its divisors is an integer number (626667046).

Almost surely, 2^1253334091 is an apocalyptic number.

1253334091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253334091 is an equidigital number, since it uses as much as digits as its factorization.

1253334091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 1253334091 is about 35402.4588270363. The cubic root of 1253334091 is about 1078.1742389285.

The spelling of 1253334091 in words is "one billion, two hundred fifty-three million, three hundred thirty-four thousand, ninety-one".