121732350 has 96 divisors (see below), whose sum is σ = 318836736. Its totient is φ = 30691200.

The previous prime is 121732339. The next prime is 121732363. The reversal of 121732350 is 53237121.

It is a self number, because there is not a number n which added to its sum of digits gives 121732350.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 218272 + ... + 218828.

It is an arithmetic number, because the mean of its divisors is an integer number (3321216).

Almost surely, 2^121732350 is an apocalyptic number.

121732350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 121732350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159418368).

121732350 is an abundant number, since it is smaller than the sum of its proper divisors (197104386).

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

121732350 is a wasteful number, since it uses less digits than its factorization.

121732350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 121732350 is about 11033.2384185243. The cubic root of 121732350 is about 495.6046076070.

Adding to 121732350 its reverse (53237121), we get a palindrome (174969471).

The spelling of 121732350 in words is "one hundred twenty-one million, seven hundred thirty-two thousand, three hundred fifty".