6901001 has 4 divisors (see below), whose sum is σ = 6906900. Its totient is φ = 6895104.

The previous prime is 6900977. The next prime is 6901007. The reversal of 6901001 is 1001096.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 6635776 + 265225 = 2576^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 6901001 - 2⁶ = 6900937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6901007) 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, 536 + ... + 3753.

It is an arithmetic number, because the mean of its divisors is an integer number (1726725).

Almost surely, 2^6901001 is an apocalyptic number.

It is an amenable number.

6901001 is a deficient number, since it is larger than the sum of its proper divisors (5899).

6901001 is a wasteful number, since it uses less digits than its factorization.

6901001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5898.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 6901001 is about 2626.9756374965. The cubic root of 6901001 is about 190.3870319446.

Adding to 6901001 its reverse (1001096), we get a palindrome (7902097).

The spelling of 6901001 in words is "six million, nine hundred one thousand, one".