121270716 has 96 divisors (see below), whose sum is σ = 367073280. Its totient is φ = 33901632.

The previous prime is 121270703. The next prime is 121270727. The reversal of 121270716 is 617072121.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 121270716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33826 + ... + 37238.

It is an arithmetic number, because the mean of its divisors is an integer number (3823680).

Almost surely, 2^121270716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121270716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183536640).

121270716 is an abundant number, since it is smaller than the sum of its proper divisors (245802564).

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

121270716 is a wasteful number, since it uses less digits than its factorization.

121270716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3480 (or 3472 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 121270716 is about 11012.2983977006. The cubic root of 121270716 is about 494.9773359688.

The spelling of 121270716 in words is "one hundred twenty-one million, two hundred seventy thousand, seven hundred sixteen".