121144466 has 8 divisors (see below), whose sum is σ = 187578624. Its totient is φ = 58618260.

The previous prime is 121144451. The next prime is 121144481. The reversal of 121144466 is 664441121.

It is an interprime number because it is at equal distance from previous prime (121144451) and next prime (121144481).

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

It is a super-3 number, since 3×121144466³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976910 + ... + 977033.

It is an arithmetic number, because the mean of its divisors is an integer number (23447328).

Almost surely, 2^121144466 is an apocalyptic number.

121144466 is a deficient number, since it is larger than the sum of its proper divisors (66434158).

121144466 is a wasteful number, since it uses less digits than its factorization.

121144466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953976.

The product of its digits is 4608, while the sum is 29.

The square root of 121144466 is about 11006.5646775004. The cubic root of 121144466 is about 494.8055094172.

Adding to 121144466 its reverse (664441121), we get a palindrome (785585587).

The spelling of 121144466 in words is "one hundred twenty-one million, one hundred forty-four thousand, four hundred sixty-six".