6890137133 has 8 divisors (see below), whose sum is σ = 7533259200. Its totient is φ = 6249806080.

The previous prime is 6890137127. The next prime is 6890137171. The reversal of 6890137133 is 3317310986.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6890137133 - 2⁶ = 6890137069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6890137123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692585 + ... + 702462.

It is an arithmetic number, because the mean of its divisors is an integer number (941657400).

Almost surely, 2^6890137133 is an apocalyptic number.

It is an amenable number.

6890137133 is a deficient number, since it is larger than the sum of its proper divisors (643122067).

6890137133 is a wasteful number, since it uses less digits than its factorization.

6890137133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395507.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 6890137133 is about 83006.8499161364. The cubic root of 6890137133 is about 1902.8707418961.

The spelling of 6890137133 in words is "six billion, eight hundred ninety million, one hundred thirty-seven thousand, one hundred thirty-three".