121114154 has 32 divisors (see below), whose sum is σ = 222880896. Its totient is φ = 48176640.

The previous prime is 121114153. The next prime is 121114163. The reversal of 121114154 is 451411121.

It is not an unprimeable number, because it can be changed into a prime (121114153) 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, 13889 + ... + 20859.

It is an arithmetic number, because the mean of its divisors is an integer number (6965028).

Almost surely, 2^121114154 is an apocalyptic number.

121114154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121114154 is a deficient number, since it is larger than the sum of its proper divisors (101766742).

121114154 is a wasteful number, since it uses less digits than its factorization.

121114154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070.

The product of its digits is 160, while the sum is 20.

The square root of 121114154 is about 11005.1875949481. The cubic root of 121114154 is about 494.7642369425.

Adding to 121114154 its reverse (451411121), we get a palindrome (572525275).

The spelling of 121114154 in words is "one hundred twenty-one million, one hundred fourteen thousand, one hundred fifty-four".