6754723949 has 2 divisors, whose sum is σ = 6754723950. Its totient is φ = 6754723948.

The previous prime is 6754723939. The next prime is 6754724021. The reversal of 6754723949 is 9493274576.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5660305225 + 1094418724 = 75235^2 + 33082^2 .

It is a cyclic number.

It is not a de Polignac number, because 6754723949 - 2²⁸ = 6486288493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6754723894 and 6754723903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6754723939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3377361974 + 3377361975.

It is an arithmetic number, because the mean of its divisors is an integer number (3377361975).

Almost surely, 2^6754723949 is an apocalyptic number.

It is an amenable number.

6754723949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6754723949 is an equidigital number, since it uses as much as digits as its factorization.

6754723949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 56.

The square root of 6754723949 is about 82187.1276356584. The cubic root of 6754723949 is about 1890.3223463148.

The spelling of 6754723949 in words is "six billion, seven hundred fifty-four million, seven hundred twenty-three thousand, nine hundred forty-nine".