34691971 has 4 divisors (see below), whose sum is σ = 34704000. Its totient is φ = 34679944.

The previous prime is 34691963. The next prime is 34691983. The reversal of 34691971 is 17919643.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 34691971 - 2³ = 34691963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34691911) 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 in 3 ways as a sum of consecutive naturals, for example, 1185 + ... + 8413.

It is an arithmetic number, because the mean of its divisors is an integer number (8676000).

Almost surely, 2^34691971 is an apocalyptic number.

34691971 is a deficient number, since it is larger than the sum of its proper divisors (12029).

34691971 is an equidigital number, since it uses as much as digits as its factorization.

34691971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12028.

The product of its digits is 40824, while the sum is 40.

The square root of 34691971 is about 5889.9890492258. The cubic root of 34691971 is about 326.1441989446.

The spelling of 34691971 in words is "thirty-four million, six hundred ninety-one thousand, nine hundred seventy-one".