34001491 has 2 divisors, whose sum is σ = 34001492. Its totient is φ = 34001490.

The previous prime is 34001477. The next prime is 34001501. The reversal of 34001491 is 19410043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34001491 - 2⁹ = 34000979 is a prime.

It is a super-2 number, since 2×34001491² = 2312202780446162, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34004491) 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, 17000745 + 17000746.

It is an arithmetic number, because the mean of its divisors is an integer number (17000746).

Almost surely, 2^34001491 is an apocalyptic number.

34001491 is a deficient number, since it is larger than the sum of its proper divisors (1).

34001491 is an equidigital number, since it uses as much as digits as its factorization.

34001491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 34001491 is about 5831.0797456389. The cubic root of 34001491 is about 323.9659156087.

The spelling of 34001491 in words is "thirty-four million, one thousand, four hundred ninety-one".