6704280137 has 4 divisors (see below), whose sum is σ = 6704557440. Its totient is φ = 6704002836.

The previous prime is 6704280119. The next prime is 6704280211. The reversal of 6704280137 is 7310824076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6704280137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6704280137.

It is not an unprimeable number, because it can be changed into a prime (6704280337) 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 in 3 ways as a sum of consecutive naturals, for example, 98513 + ... + 152030.

It is an arithmetic number, because the mean of its divisors is an integer number (1676139360).

Almost surely, 2^6704280137 is an apocalyptic number.

It is an amenable number.

6704280137 is a deficient number, since it is larger than the sum of its proper divisors (277303).

6704280137 is a wasteful number, since it uses less digits than its factorization.

6704280137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277302.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 6704280137 is about 81879.6686424658. The cubic root of 6704280137 is about 1885.6049848622.

The spelling of 6704280137 in words is "six billion, seven hundred four million, two hundred eighty thousand, one hundred thirty-seven".