6155951 has 4 divisors (see below), whose sum is σ = 6167304. Its totient is φ = 6144600.

The previous prime is 6155939. The next prime is 6155957. The reversal of 6155951 is 1595516.

6155951 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.

It is a cyclic number.

It is not a de Polignac number, because 6155951 - 2¹⁰ = 6154927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6155957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4820 + ... + 5961.

It is an arithmetic number, because the mean of its divisors is an integer number (1541826).

Almost surely, 2^6155951 is an apocalyptic number.

6155951 is a deficient number, since it is larger than the sum of its proper divisors (11353).

6155951 is a wasteful number, since it uses less digits than its factorization.

6155951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11352.

The product of its digits is 6750, while the sum is 32.

The square root of 6155951 is about 2481.1189008187. The cubic root of 6155951 is about 183.2729560593.

It can be divided in two parts, 615 and 5951, that multiplied together give a triangular number (3659865 = T₂₇₀₅).

The spelling of 6155951 in words is "six million, one hundred fifty-five thousand, nine hundred fifty-one".