121475343 has 16 divisors (see below), whose sum is σ = 176875776. Its totient is φ = 73544640.

The previous prime is 121475317. The next prime is 121475363. The reversal of 121475343 is 343574121.

It is a happy number.

It is not a de Polignac number, because 121475343 - 2⁶ = 121475279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121475343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121475363) 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, 59955 + ... + 61947.

It is an arithmetic number, because the mean of its divisors is an integer number (11054736).

Almost surely, 2^121475343 is an apocalyptic number.

121475343 is a deficient number, since it is larger than the sum of its proper divisors (55400433).

121475343 is a wasteful number, since it uses less digits than its factorization.

121475343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854.

The product of its digits is 10080, while the sum is 30.

The square root of 121475343 is about 11021.5853215406. The cubic root of 121475343 is about 495.2555806971.

The spelling of 121475343 in words is "one hundred twenty-one million, four hundred seventy-five thousand, three hundred forty-three".