5243154012 has 18 divisors (see below), whose sum is σ = 13253528288. Its totient is φ = 1747717992.

The previous prime is 5243154011. The next prime is 5243154019. The reversal of 5243154012 is 2104513425.

5243154012 is a `hidden beast` number, since 5 + 243 + 15 + 401 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×5243154012² = 54981327987103392288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243154011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72821548 + ... + 72821619.

Almost surely, 2^5243154012 is an apocalyptic number.

It is an amenable number.

5243154012 is an abundant number, since it is smaller than the sum of its proper divisors (8010374276).

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

5243154012 is a wasteful number, since it uses less digits than its factorization.

5243154012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145643177 (or 145643172 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5243154012 is about 72409.6265147114. The cubic root of 5243154012 is about 1737.2575387013.

Adding to 5243154012 its reverse (2104513425), we get a palindrome (7347667437).

The spelling of 5243154012 in words is "five billion, two hundred forty-three million, one hundred fifty-four thousand, twelve".