6992773121 has 8 divisors (see below), whose sum is σ = 7026641664. Its totient is φ = 6958927440.

The previous prime is 6992773093. The next prime is 6992773127. The reversal of 6992773121 is 1213772996.

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 6992773121 - 2¹⁴ = 6992756737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6992773127) 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, 1198391 + ... + 1204211.

It is an arithmetic number, because the mean of its divisors is an integer number (878330208).

Almost surely, 2^6992773121 is an apocalyptic number.

It is an amenable number.

6992773121 is a deficient number, since it is larger than the sum of its proper divisors (33868543).

6992773121 is a wasteful number, since it uses less digits than its factorization.

6992773121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11431.

The product of its digits is 285768, while the sum is 47.

The square root of 6992773121 is about 83622.8026377973. The cubic root of 6992773121 is about 1912.2726455126.

The spelling of 6992773121 in words is "six billion, nine hundred ninety-two million, seven hundred seventy-three thousand, one hundred twenty-one".