2155450314 has 8 divisors (see below), whose sum is σ = 4310900640. Its totient is φ = 718483436.

The previous prime is 2155450303. The next prime is 2155450321. The reversal of 2155450314 is 4130545512.

It is a sphenic number, since it is the product of 3 distinct primes.

2155450314 is an admirable number.

It is a super-2 number, since 2×2155450314² = 9291932112245397192, which contains 22 as substring.

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, 179620854 + ... + 179620865.

It is an arithmetic number, because the mean of its divisors is an integer number (538862580).

Almost surely, 2^2155450314 is an apocalyptic number.

2155450314 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2155450314 is a wasteful number, since it uses less digits than its factorization.

2155450314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359241724.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 2155450314 is about 46426.8275246112. The cubic root of 2155450314 is about 1291.7525833233.

Adding to 2155450314 its reverse (4130545512), we get a palindrome (6285995826).

The spelling of 2155450314 in words is "two billion, one hundred fifty-five million, four hundred fifty thousand, three hundred fourteen".