2155102 has 8 divisors (see below), whose sum is σ = 3320136. Its totient is φ = 1048392.

The previous prime is 2155079. The next prime is 2155103. The reversal of 2155102 is 2015512.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2155103) 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, 14488 + ... + 14635.

It is an arithmetic number, because the mean of its divisors is an integer number (415017).

2^2155102 is an apocalyptic number.

2155102 is a deficient number, since it is larger than the sum of its proper divisors (1165034).

2155102 is a wasteful number, since it uses less digits than its factorization.

2155102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29162.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 2155102 is about 1468.0265665171. The cubic root of 2155102 is about 129.1682998522.

It can be divided in two parts, 215510 and 2, that added together give a palindrome (215512).

The spelling of 2155102 in words is "two million, one hundred fifty-five thousand, one hundred two".