344153121 has 48 divisors (see below), whose sum is σ = 521769600. Its totient is φ = 201417216.

The previous prime is 344153119. The next prime is 344153143. The reversal of 344153121 is 121351443.

It is a happy number.

It is not a de Polignac number, because 344153121 - 2¹ = 344153119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344153091 and 344153100.

It is not an unprimeable number, because it can be changed into a prime (344153101) 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 47 ways as a sum of consecutive naturals, for example, 1308436 + ... + 1308698.

It is an arithmetic number, because the mean of its divisors is an integer number (10870200).

Almost surely, 2^344153121 is an apocalyptic number.

It is an amenable number.

344153121 is a deficient number, since it is larger than the sum of its proper divisors (177616479).

344153121 is a wasteful number, since it uses less digits than its factorization.

344153121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 397 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 344153121 is about 18551.3643972620. The cubic root of 344153121 is about 700.7835586355.

The spelling of 344153121 in words is "three hundred forty-four million, one hundred fifty-three thousand, one hundred twenty-one".