349174121 has 4 divisors (see below), whose sum is σ = 351265152. Its totient is φ = 347083092.

The previous prime is 349174103. The next prime is 349174127. The reversal of 349174121 is 121471943.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 349174121 - 2¹⁸ = 348911977 is a prime.

It is a super-2 number, since 2×349174121² = 243845133552245282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (349174127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045265 + ... + 1045598.

It is an arithmetic number, because the mean of its divisors is an integer number (87816288).

Almost surely, 2^349174121 is an apocalyptic number.

It is an amenable number.

349174121 is a deficient number, since it is larger than the sum of its proper divisors (2091031).

349174121 is a wasteful number, since it uses less digits than its factorization.

349174121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091030.

The product of its digits is 6048, while the sum is 32.

The square root of 349174121 is about 18686.2013528700. The cubic root of 349174121 is about 704.1751303551.

The spelling of 349174121 in words is "three hundred forty-nine million, one hundred seventy-four thousand, one hundred twenty-one".