2154543153 has 16 divisors (see below), whose sum is σ = 3363190656. Its totient is φ = 1201138560.

The previous prime is 2154543143. The next prime is 2154543163. The reversal of 2154543153 is 3513454512.

It is an interprime number because it is at equal distance from previous prime (2154543143) and next prime (2154543163).

It is not a de Polignac number, because 2154543153 - 2¹⁶ = 2154477617 is a prime.

It is a super-4 number, since 4×2154543153⁴ (a number of 38 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2154543103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1250326 + ... + 1252047.

It is an arithmetic number, because the mean of its divisors is an integer number (210199416).

Almost surely, 2^2154543153 is an apocalyptic number.

It is an amenable number.

2154543153 is a deficient number, since it is larger than the sum of its proper divisors (1208647503).

2154543153 is a wasteful number, since it uses less digits than its factorization.

2154543153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502424.

The product of its digits is 36000, while the sum is 33.

The square root of 2154543153 is about 46417.0567033284. The cubic root of 2154543153 is about 1291.5713385982.

Adding to 2154543153 its reverse (3513454512), we get a palindrome (5667997665).

The spelling of 2154543153 in words is "two billion, one hundred fifty-four million, five hundred forty-three thousand, one hundred fifty-three".