5345049643 has 2 divisors, whose sum is σ = 5345049644. Its totient is φ = 5345049642.

The previous prime is 5345049587. The next prime is 5345049691. The reversal of 5345049643 is 3469405435.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5345049643 is a prime.

It is a super-2 number, since 2×5345049643² = 57139111372268854898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5345049643.

It is not a weakly prime, because it can be changed into another prime (5345049043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2672524821 + 2672524822.

It is an arithmetic number, because the mean of its divisors is an integer number (2672524822).

Almost surely, 2^5345049643 is an apocalyptic number.

5345049643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5345049643 is an equidigital number, since it uses as much as digits as its factorization.

5345049643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 43.

The square root of 5345049643 is about 73109.8464161976. The cubic root of 5345049643 is about 1748.4393861599.

The spelling of 5345049643 in words is "five billion, three hundred forty-five million, forty-nine thousand, six hundred forty-three".