5451239743 has 2 divisors, whose sum is σ = 5451239744. Its totient is φ = 5451239742.

The previous prime is 5451239719. The next prime is 5451239767. The reversal of 5451239743 is 3479321545.

It is a balanced prime because it is at equal distance from previous prime (5451239719) and next prime (5451239767).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5451239743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5451239743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5451239543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725619871 + 2725619872.

It is an arithmetic number, because the mean of its divisors is an integer number (2725619872).

Almost surely, 2^5451239743 is an apocalyptic number.

5451239743 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451239743 is an equidigital number, since it uses as much as digits as its factorization.

5451239743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 5451239743 is about 73832.5114228143. The cubic root of 5451239743 is about 1759.9422913886.

The spelling of 5451239743 in words is "five billion, four hundred fifty-one million, two hundred thirty-nine thousand, seven hundred forty-three".