34978111 has 8 divisors (see below), whose sum is σ = 40791200. Its totient is φ = 29980944.

The previous prime is 34978067. The next prime is 34978121. The reversal of 34978111 is 11187943.

It is not a de Polignac number, because 34978111 - 2¹⁷ = 34847039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34978121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50646 + ... + 51331.

It is an arithmetic number, because the mean of its divisors is an integer number (5098900).

Almost surely, 2^34978111 is an apocalyptic number.

34978111 is a deficient number, since it is larger than the sum of its proper divisors (5813089).

34978111 is an equidigital number, since it uses as much as digits as its factorization.

34978111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101998 (or 101984 counting only the distinct ones).

The product of its digits is 6048, while the sum is 34.

The square root of 34978111 is about 5914.2295356200. The cubic root of 34978111 is about 327.0384259694.

The spelling of 34978111 in words is "thirty-four million, nine hundred seventy-eight thousand, one hundred eleven".