154421114 has 16 divisors (see below), whose sum is σ = 239915520. Its totient is φ = 74455920.

The previous prime is 154421107. The next prime is 154421117. The reversal of 154421114 is 411124451.

154421114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 154421114.

It is not an unprimeable number, because it can be changed into a prime (154421117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81599 + ... + 83469.

It is an arithmetic number, because the mean of its divisors is an integer number (14994720).

Almost surely, 2^154421114 is an apocalyptic number.

154421114 is a deficient number, since it is larger than the sum of its proper divisors (85494406).

154421114 is a wasteful number, since it uses less digits than its factorization.

154421114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325.

The product of its digits is 640, while the sum is 23.

The square root of 154421114 is about 12426.6292291997. The cubic root of 154421114 is about 536.4989714765.

Adding to 154421114 its reverse (411124451), we get a palindrome (565545565).

The spelling of 154421114 in words is "one hundred fifty-four million, four hundred twenty-one thousand, one hundred fourteen".