121271326 has 16 divisors (see below), whose sum is σ = 198816768. Its totient is φ = 55019800.

The previous prime is 121271303. The next prime is 121271333. The reversal of 121271326 is 623172121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 121271326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7491 + ... + 17281.

It is an arithmetic number, because the mean of its divisors is an integer number (12426048).

Almost surely, 2^121271326 is an apocalyptic number.

121271326 is a deficient number, since it is larger than the sum of its proper divisors (77545442).

121271326 is a wasteful number, since it uses less digits than its factorization.

121271326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10367.

The product of its digits is 1008, while the sum is 25.

The square root of 121271326 is about 11012.3260939731. The cubic root of 121271326 is about 494.9781658906.

The spelling of 121271326 in words is "one hundred twenty-one million, two hundred seventy-one thousand, three hundred twenty-six".