121350315 has 16 divisors (see below), whose sum is σ = 197452800. Its totient is φ = 63622752.

The previous prime is 121350311. The next prime is 121350329. The reversal of 121350315 is 513053121.

It is not a de Polignac number, because 121350315 - 2² = 121350311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121350291 and 121350300.

It is not an unprimeable number, because it can be changed into a prime (121350311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67675 + ... + 69444.

It is an arithmetic number, because the mean of its divisors is an integer number (12340800).

Almost surely, 2^121350315 is an apocalyptic number.

121350315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121350315 is a deficient number, since it is larger than the sum of its proper divisors (76102485).

121350315 is a wasteful number, since it uses less digits than its factorization.

121350315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137186.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 121350315 is about 11015.9119005192. The cubic root of 121350315 is about 495.0856091092.

The spelling of 121350315 in words is "one hundred twenty-one million, three hundred fifty thousand, three hundred fifteen".