121697326 has 16 divisors (see below), whose sum is σ = 185668560. Its totient is φ = 59811840.

The previous prime is 121697309. The next prime is 121697327. The reversal of 121697326 is 623796121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121697327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102456 + ... + 103636.

It is an arithmetic number, because the mean of its divisors is an integer number (11604285).

Almost surely, 2^121697326 is an apocalyptic number.

121697326 is a deficient number, since it is larger than the sum of its proper divisors (63971234).

121697326 is a wasteful number, since it uses less digits than its factorization.

121697326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019.

The product of its digits is 27216, while the sum is 37.

The square root of 121697326 is about 11031.6511003566. The cubic root of 121697326 is about 495.5570723907.

The spelling of 121697326 in words is "one hundred twenty-one million, six hundred ninety-seven thousand, three hundred twenty-six".