6901971 has 8 divisors (see below), whose sum is σ = 9520080. Its totient is φ = 4442592.

The previous prime is 6901957. The next prime is 6902003. The reversal of 6901971 is 1791096.

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

It is not a de Polignac number, because 6901971 - 2⁶ = 6901907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6901901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39580 + ... + 39753.

It is an arithmetic number, because the mean of its divisors is an integer number (1190010).

Almost surely, 2^6901971 is an apocalyptic number.

6901971 is a deficient number, since it is larger than the sum of its proper divisors (2618109).

6901971 is a wasteful number, since it uses less digits than its factorization.

6901971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79365.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 6901971 is about 2627.1602539624. The cubic root of 6901971 is about 190.3959517505.

The spelling of 6901971 in words is "six million, nine hundred one thousand, nine hundred seventy-one".