2154535214 has 32 divisors (see below), whose sum is σ = 3592391040. Its totient is φ = 962910432.

The previous prime is 2154535211. The next prime is 2154535217. The reversal of 2154535214 is 4125354512.

It is an interprime number because it is at equal distance from previous prime (2154535211) and next prime (2154535217).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154535211) 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, 92297 + ... + 113259.

It is an arithmetic number, because the mean of its divisors is an integer number (112262220).

Almost surely, 2^2154535214 is an apocalyptic number.

2154535214 is a deficient number, since it is larger than the sum of its proper divisors (1437855826).

2154535214 is a wasteful number, since it uses less digits than its factorization.

2154535214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21104.

The product of its digits is 24000, while the sum is 32.

The square root of 2154535214 is about 46416.9711851172. The cubic root of 2154535214 is about 1291.5697522144.

Adding to 2154535214 its reverse (4125354512), we get a palindrome (6279889726).

The spelling of 2154535214 in words is "two billion, one hundred fifty-four million, five hundred thirty-five thousand, two hundred fourteen".