2156134 has 8 divisors (see below), whose sum is σ = 3244968. Its totient is φ = 1074480.

The previous prime is 2156123. The next prime is 2156159. The reversal of 2156134 is 4316512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967 + ... + 2290.

It is an arithmetic number, because the mean of its divisors is an integer number (405621).

2^2156134 is an apocalyptic number.

2156134 is a deficient number, since it is larger than the sum of its proper divisors (1088834).

2156134 is a wasteful number, since it uses less digits than its factorization.

2156134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3590.

The product of its digits is 720, while the sum is 22.

The square root of 2156134 is about 1468.3780167246. The cubic root of 2156134 is about 129.1889145630.

The spelling of 2156134 in words is "two million, one hundred fifty-six thousand, one hundred thirty-four".