6156001 has 8 divisors (see below), whose sum is σ = 6327360. Its totient is φ = 5986992.

The previous prime is 6155987. The next prime is 6156037. The reversal of 6156001 is 1006516.

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 6156001 - 2⁵ = 6155969 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 6156001.

It is not an unprimeable number, because it can be changed into a prime (6156901) 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, 5571 + ... + 6583.

It is an arithmetic number, because the mean of its divisors is an integer number (790920).

Almost surely, 2^6156001 is an apocalyptic number.

6156001 is the 2026-th pentagonal number.

It is an amenable number.

6156001 is a deficient number, since it is larger than the sum of its proper divisors (171359).

6156001 is a wasteful number, since it uses less digits than its factorization.

6156001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 6156001 is about 2481.1289768974. The cubic root of 6156001 is about 183.2734522525.

The spelling of 6156001 in words is "six million, one hundred fifty-six thousand, one".