2154425316 has 12 divisors (see below), whose sum is σ = 5026992432. Its totient is φ = 718141768.

The previous prime is 2154425281. The next prime is 2154425323. The reversal of 2154425316 is 6135244512.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89767710 + ... + 89767733.

It is an arithmetic number, because the mean of its divisors is an integer number (418916036).

Almost surely, 2^2154425316 is an apocalyptic number.

It is an amenable number.

2154425316 is an abundant number, since it is smaller than the sum of its proper divisors (2872567116).

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

2154425316 is a wasteful number, since it uses less digits than its factorization.

2154425316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179535450 (or 179535448 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 2154425316 is about 46415.7873573206. The cubic root of 2154425316 is about 1291.5477918173.

Adding to 2154425316 its reverse (6135244512), we get a palindrome (8289669828).

The spelling of 2154425316 in words is "two billion, one hundred fifty-four million, four hundred twenty-five thousand, three hundred sixteen".