121410516 has 12 divisors (see below), whose sum is σ = 283291232. Its totient is φ = 40470168.

The previous prime is 121410511. The next prime is 121410517. The reversal of 121410516 is 615014121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 121410492 and 121410501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121410511) 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, 5058760 + ... + 5058783.

Almost surely, 2^121410516 is an apocalyptic number.

It is an amenable number.

121410516 is an abundant number, since it is smaller than the sum of its proper divisors (161880716).

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

121410516 is a wasteful number, since it uses less digits than its factorization.

121410516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10117550 (or 10117548 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 121410516 is about 11018.6440182084. The cubic root of 121410516 is about 495.1674650195.

Adding to 121410516 its reverse (615014121), we get a palindrome (736424637).

It can be divided in two parts, 1214105 and 16, that added together give a palindrome (1214121).

The spelling of 121410516 in words is "one hundred twenty-one million, four hundred ten thousand, five hundred sixteen".