154881414 has 24 divisors (see below), whose sum is σ = 335807472. Its totient is φ = 51591600.

The previous prime is 154881383. The next prime is 154881427. The reversal of 154881414 is 414188451.

154881414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44232 + ... + 47604.

It is an arithmetic number, because the mean of its divisors is an integer number (13991978).

Almost surely, 2^154881414 is an apocalyptic number.

154881414 is an abundant number, since it is smaller than the sum of its proper divisors (180926058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154881414 is a wasteful number, since it uses less digits than its factorization.

154881414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5932 (or 5929 counting only the distinct ones).

The product of its digits is 20480, while the sum is 36.

The square root of 154881414 is about 12445.1361583552. The cubic root of 154881414 is about 537.0315098600.

The spelling of 154881414 in words is "one hundred fifty-four million, eight hundred eighty-one thousand, four hundred fourteen".