2254543513 has 12 divisors (see below), whose sum is σ = 2380220388. Its totient is φ = 2135117600.

The previous prime is 2254543507. The next prime is 2254543523. The reversal of 2254543513 is 3153454522.

It can be written as a sum of positive squares in 2 ways, for example, as 1252947609 + 1001595904 = 35397^2 + 31648^2 .

It is not a de Polignac number, because 2254543513 - 2⁵ = 2254543481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2254543523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32331 + ... + 74527.

It is an arithmetic number, because the mean of its divisors is an integer number (198351699).

Almost surely, 2^2254543513 is an apocalyptic number.

2254543513 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2254543513 is a deficient number, since it is larger than the sum of its proper divisors (125676875).

2254543513 is a wasteful number, since it uses less digits than its factorization.

2254543513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42344 (or 42321 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 2254543513 is about 47482.0335811347. The cubic root of 2254543513 is about 1311.2521316649.

The spelling of 2254543513 in words is "two billion, two hundred fifty-four million, five hundred forty-three thousand, five hundred thirteen".