1333091 has 2 divisors, whose sum is σ = 1333092. Its totient is φ = 1333090.

The previous prime is 1333027. The next prime is 1333117. The reversal of 1333091 is 1903331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1333091 - 2⁶ = 1333027 is a prime.

It is a super-2 number, since 2×1333091² = 3554263228562, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1333291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666545 + 666546.

It is an arithmetic number, because the mean of its divisors is an integer number (666546).

2^1333091 is an apocalyptic number.

1333091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333091 is an equidigital number, since it uses as much as digits as its factorization.

1333091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 20.

The square root of 1333091 is about 1154.5956001995. The cubic root of 1333091 is about 110.0575731672.

The spelling of 1333091 in words is "one million, three hundred thirty-three thousand, ninety-one".