121204167 has 8 divisors (see below), whose sum is σ = 184692096. Its totient is φ = 69259512.

The previous prime is 121204147. The next prime is 121204177. The reversal of 121204167 is 761402121.

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

It is not a de Polignac number, because 121204167 - 2⁶ = 121204103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121204147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885793 + ... + 2885834.

It is an arithmetic number, because the mean of its divisors is an integer number (23086512).

Almost surely, 2^121204167 is an apocalyptic number.

121204167 is a deficient number, since it is larger than the sum of its proper divisors (63487929).

121204167 is an equidigital number, since it uses as much as digits as its factorization.

121204167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5771637.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 121204167 is about 11009.2764067399. The cubic root of 121204167 is about 494.8867774917.

Adding to 121204167 its reverse (761402121), we get a palindrome (882606288).

The spelling of 121204167 in words is "one hundred twenty-one million, two hundred four thousand, one hundred sixty-seven".