121544734 has 8 divisors (see below), whose sum is σ = 182402928. Its totient is φ = 60743760.

The previous prime is 121544711. The next prime is 121544737. The reversal of 121544734 is 437445121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121544696 and 121544705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121544737) 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, 8527 + ... + 17770.

It is an arithmetic number, because the mean of its divisors is an integer number (22800366).

Almost surely, 2^121544734 is an apocalyptic number.

121544734 is a deficient number, since it is larger than the sum of its proper divisors (60858194).

121544734 is a wasteful number, since it uses less digits than its factorization.

121544734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28610.

The product of its digits is 13440, while the sum is 31.

The square root of 121544734 is about 11024.7328312300. The cubic root of 121544734 is about 495.3498652311.

Adding to 121544734 its reverse (437445121), we get a palindrome (558989855).

The spelling of 121544734 in words is "one hundred twenty-one million, five hundred forty-four thousand, seven hundred thirty-four".