34151979 has 4 divisors (see below), whose sum is σ = 45535976. Its totient is φ = 22767984.

The previous prime is 34151921. The next prime is 34151983. The reversal of 34151979 is 97915143.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 34151979 - 2¹⁶ = 34086443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34151179) 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, 5691994 + ... + 5691999.

It is an arithmetic number, because the mean of its divisors is an integer number (11383994).

Almost surely, 2^34151979 is an apocalyptic number.

34151979 is a deficient number, since it is larger than the sum of its proper divisors (11383997).

34151979 is a wasteful number, since it uses less digits than its factorization.

34151979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11383996.

The product of its digits is 34020, while the sum is 39.

The square root of 34151979 is about 5843.9694557723. The cubic root of 34151979 is about 324.4431616740.

The spelling of 34151979 in words is "thirty-four million, one hundred fifty-one thousand, nine hundred seventy-nine".