7134826639 has 4 divisors (see below), whose sum is σ = 7135601256. Its totient is φ = 7134052024.

The previous prime is 7134826597. The next prime is 7134826687. The reversal of 7134826639 is 9366284317.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7134826639 - 2²⁷ = 7000608911 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7134826592 and 7134826601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7134806639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373324 + ... + 391969.

It is an arithmetic number, because the mean of its divisors is an integer number (1783900314).

Almost surely, 2^7134826639 is an apocalyptic number.

7134826639 is a deficient number, since it is larger than the sum of its proper divisors (774617).

7134826639 is an equidigital number, since it uses as much as digits as its factorization.

7134826639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774616.

The product of its digits is 1306368, while the sum is 49.

The square root of 7134826639 is about 84467.9030105519. The cubic root of 7134826639 is about 1925.1347868965.

The spelling of 7134826639 in words is "seven billion, one hundred thirty-four million, eight hundred twenty-six thousand, six hundred thirty-nine".