121347654 has 8 divisors (see below), whose sum is σ = 242695320. Its totient is φ = 40449216.

The previous prime is 121347599. The next prime is 121347691. The reversal of 121347654 is 456743121.

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

121347654 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10112299 + ... + 10112310.

It is an arithmetic number, because the mean of its divisors is an integer number (30336915).

Almost surely, 2^121347654 is an apocalyptic number.

121347654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121347654 is a wasteful number, since it uses less digits than its factorization.

121347654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20224614.

The product of its digits is 20160, while the sum is 33.

The square root of 121347654 is about 11015.7911200240. The cubic root of 121347654 is about 495.0819902958.

The spelling of 121347654 in words is "one hundred twenty-one million, three hundred forty-seven thousand, six hundred fifty-four".