348809111 has 16 divisors (see below), whose sum is σ = 427881024. Its totient is φ = 277530624.

The previous prime is 348809089. The next prime is 348809113. The reversal of 348809111 is 111908843.

It is not a de Polignac number, because 348809111 - 2¹⁴ = 348792727 is a prime.

It is a super-2 number, since 2×348809111² = 243335591833220642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348809113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11390 + ... + 28763.

It is an arithmetic number, because the mean of its divisors is an integer number (26742564).

Almost surely, 2^348809111 is an apocalyptic number.

348809111 is a deficient number, since it is larger than the sum of its proper divisors (79071913).

348809111 is a wasteful number, since it uses less digits than its factorization.

348809111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40250.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 348809111 is about 18676.4319665187. The cubic root of 348809111 is about 703.9296744220.

The spelling of 348809111 in words is "three hundred forty-eight million, eight hundred nine thousand, one hundred eleven".