6151601 has 4 divisors (see below), whose sum is σ = 6157812. Its totient is φ = 6145392.

The previous prime is 6151597. The next prime is 6151661. The reversal of 6151601 is 1061516.

It is a happy number.

6151601 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4326400 + 1825201 = 2080^2 + 1351^2 .

It is a cyclic number.

It is not a de Polignac number, because 6151601 - 2² = 6151597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6151661) 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, 1250 + ... + 3723.

It is an arithmetic number, because the mean of its divisors is an integer number (1539453).

Almost surely, 2^6151601 is an apocalyptic number.

It is an amenable number.

6151601 is a deficient number, since it is larger than the sum of its proper divisors (6211).

6151601 is a wasteful number, since it uses less digits than its factorization.

6151601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6210.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 6151601 is about 2480.2421252773. The cubic root of 6151601 is about 183.2297769623.

The spelling of 6151601 in words is "six million, one hundred fifty-one thousand, six hundred one".