121761304634 has 8 divisors (see below), whose sum is σ = 185737583520. Its totient is φ = 59848776796.

The previous prime is 121761304631. The next prime is 121761304673. The reversal of 121761304634 is 436403167121.

121761304634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (121761304631) 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, 515937614 + ... + 515937849.

It is an arithmetic number, because the mean of its divisors is an integer number (23217197940).

Almost surely, 2^121761304634 is an apocalyptic number.

121761304634 is a deficient number, since it is larger than the sum of its proper divisors (63976278886).

121761304634 is a wasteful number, since it uses less digits than its factorization.

121761304634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031875524.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 121761304634 in words is "one hundred twenty-one billion, seven hundred sixty-one million, three hundred four thousand, six hundred thirty-four".