7725117347 has 4 divisors (see below), whose sum is σ = 7726155000. Its totient is φ = 7724079696.

The previous prime is 7725117331. The next prime is 7725117359. The reversal of 7725117347 is 7437115277.

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 7725117347 - 2⁴ = 7725117331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7725117298 and 7725117307.

It is not an unprimeable number, because it can be changed into a prime (7725117247) 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, 507578 + ... + 522575.

It is an arithmetic number, because the mean of its divisors is an integer number (1931538750).

Almost surely, 2^7725117347 is an apocalyptic number.

7725117347 is a deficient number, since it is larger than the sum of its proper divisors (1037653).

7725117347 is a wasteful number, since it uses less digits than its factorization.

7725117347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037652.

The product of its digits is 288120, while the sum is 44.

The square root of 7725117347 is about 87892.6467174587. The cubic root of 7725117347 is about 1976.8256235411.

The spelling of 7725117347 in words is "seven billion, seven hundred twenty-five million, one hundred seventeen thousand, three hundred forty-seven".