6121601 has 8 divisors (see below), whose sum is σ = 6359808. Its totient is φ = 5886000.

The previous prime is 6121579. The next prime is 6121607. The reversal of 6121601 is 1061216.

It is a happy number.

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 6121601 - 2⁶ = 6121537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6121601.

It is not an unprimeable number, because it can be changed into a prime (6121607) 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, 5066 + ... + 6156.

It is an arithmetic number, because the mean of its divisors is an integer number (794976).

Almost surely, 2^6121601 is an apocalyptic number.

It is an amenable number.

6121601 is a deficient number, since it is larger than the sum of its proper divisors (238207).

6121601 is a wasteful number, since it uses less digits than its factorization.

6121601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 6121601 is about 2474.1869371573. The cubic root of 6121601 is about 182.9314343948.

Adding to 6121601 its reverse (1061216), we get a palindrome (7182817).

The spelling of 6121601 in words is "six million, one hundred twenty-one thousand, six hundred one".