121410340 has 24 divisors (see below), whose sum is σ = 255346560. Its totient is φ = 48490848.

The previous prime is 121410337. The next prime is 121410347. The reversal of 121410340 is 43014121.

It is not an unprimeable number, because it can be changed into a prime (121410347) 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, 10159 + ... + 18601.

It is an arithmetic number, because the mean of its divisors is an integer number (10639440).

Almost surely, 2^121410340 is an apocalyptic number.

121410340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121410340 is an abundant number, since it is smaller than the sum of its proper divisors (133936220).

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

121410340 is a wasteful number, since it uses less digits than its factorization.

121410340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9171 (or 9169 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 121410340 is about 11018.6360317419. The cubic root of 121410340 is about 495.1672257499.

Adding to 121410340 its reverse (43014121), we get a palindrome (164424461).

The spelling of 121410340 in words is "one hundred twenty-one million, four hundred ten thousand, three hundred forty".