2154005014 has 32 divisors (see below), whose sum is σ = 3819643200. Its totient is φ = 910478016.

The previous prime is 2154005011. The next prime is 2154005017. The reversal of 2154005014 is 4105004512.

It is an interprime number because it is at equal distance from previous prime (2154005011) and next prime (2154005017).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154005011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28572 + ... + 71584.

It is an arithmetic number, because the mean of its divisors is an integer number (119363850).

Almost surely, 2^2154005014 is an apocalyptic number.

2154005014 is a deficient number, since it is larger than the sum of its proper divisors (1665638186).

2154005014 is an equidigital number, since it uses as much as digits as its factorization.

2154005014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43109 (or 43095 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 2154005014 is about 46411.2595605851. The cubic root of 2154005014 is about 1291.4637979683.

Adding to 2154005014 its reverse (4105004512), we get a palindrome (6259009526).

The spelling of 2154005014 in words is "two billion, one hundred fifty-four million, five thousand, fourteen".