6898122051 has 4 divisors (see below), whose sum is σ = 9197496072. Its totient is φ = 4598748032.

The previous prime is 6898122001. The next prime is 6898122053. The reversal of 6898122051 is 1502218986.

It is a happy number.

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 6898122051 - 2²¹ = 6896024899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6898121994 and 6898122012.

It is not an unprimeable number, because it can be changed into a prime (6898122053) 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, 1149687006 + ... + 1149687011.

It is an arithmetic number, because the mean of its divisors is an integer number (2299374018).

Almost surely, 2^6898122051 is an apocalyptic number.

6898122051 is a deficient number, since it is larger than the sum of its proper divisors (2299374021).

6898122051 is a wasteful number, since it uses less digits than its factorization.

6898122051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299374020.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 6898122051 is about 83054.9339353178. The cubic root of 6898122051 is about 1903.6055313893.

The spelling of 6898122051 in words is "six billion, eight hundred ninety-eight million, one hundred twenty-two thousand, fifty-one".