154113312 has 48 divisors (see below), whose sum is σ = 406002240. Its totient is φ = 51186432.

The previous prime is 154113283. The next prime is 154113319. The reversal of 154113312 is 213311451.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (154113319) 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, 25389 + ... + 30867.

It is an arithmetic number, because the mean of its divisors is an integer number (8458380).

Almost surely, 2^154113312 is an apocalyptic number.

154113312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154113312 is an abundant number, since it is smaller than the sum of its proper divisors (251888928).

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

154113312 is a wasteful number, since it uses less digits than its factorization.

154113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5785 (or 5777 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 154113312 is about 12414.2382770752. The cubic root of 154113312 is about 536.1422730663.

Adding to 154113312 its reverse (213311451), we get a palindrome (367424763).

The spelling of 154113312 in words is "one hundred fifty-four million, one hundred thirteen thousand, three hundred twelve".