34191331 has 2 divisors, whose sum is σ = 34191332. Its totient is φ = 34191330.

The previous prime is 34191323. The next prime is 34191341. The reversal of 34191331 is 13319143.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34191331 - 2³ = 34191323 is a prime.

It is a super-2 number, since 2×34191331² = 2338094231103122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34191296 and 34191305.

It is not a weakly prime, because it can be changed into another prime (34191341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17095665 + 17095666.

It is an arithmetic number, because the mean of its divisors is an integer number (17095666).

Almost surely, 2^34191331 is an apocalyptic number.

34191331 is a deficient number, since it is larger than the sum of its proper divisors (1).

34191331 is an equidigital number, since it uses as much as digits as its factorization.

34191331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 25.

The square root of 34191331 is about 5847.3353760495. The cubic root of 34191331 is about 324.5677282632.

The spelling of 34191331 in words is "thirty-four million, one hundred ninety-one thousand, three hundred thirty-one".