121445184182473 has 8 divisors (see below), whose sum is σ = 121482699499520. Its totient is φ = 121407669694080.

The previous prime is 121445184182429. The next prime is 121445184182477. The reversal of 121445184182473 is 374281481544121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121445184182473 is a prime.

It is a super-2 number, since 2×121445184182473² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121445184182477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428207608 + ... + 428491126.

It is an arithmetic number, because the mean of its divisors is an integer number (15185337437440).

Almost surely, 2^{121445184182473} is an apocalyptic number.

It is an amenable number.

121445184182473 is a deficient number, since it is larger than the sum of its proper divisors (37515317047).

121445184182473 is a wasteful number, since it uses less digits than its factorization.

121445184182473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414327.

The product of its digits is 6881280, while the sum is 55.

The spelling of 121445184182473 in words is "one hundred twenty-one trillion, four hundred forty-five billion, one hundred eighty-four million, one hundred eighty-two thousand, four hundred seventy-three".