5314512643 has 16 divisors (see below), whose sum is σ = 5869833984. Its totient is φ = 4771596960.

The previous prime is 5314512617. The next prime is 5314512689. The reversal of 5314512643 is 3462154135.

It is a cyclic number.

It is not a de Polignac number, because 5314512643 - 2²¹ = 5312415491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5314512599 and 5314512608.

It is not an unprimeable number, because it can be changed into a prime (5314513643) 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, 279196 + ... + 297622.

It is an arithmetic number, because the mean of its divisors is an integer number (366864624).

Almost surely, 2^5314512643 is an apocalyptic number.

5314512643 is a deficient number, since it is larger than the sum of its proper divisors (555321341).

5314512643 is a wasteful number, since it uses less digits than its factorization.

5314512643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18762.

The product of its digits is 43200, while the sum is 34.

The square root of 5314512643 is about 72900.7039952290. The cubic root of 5314512643 is about 1745.1033338095.

Adding to 5314512643 its reverse (3462154135), we get a palindrome (8776666778).

The spelling of 5314512643 in words is "five billion, three hundred fourteen million, five hundred twelve thousand, six hundred forty-three".