2104151 has 4 divisors (see below), whose sum is σ = 2404752. Its totient is φ = 1803552.

The previous prime is 2104147. The next prime is 2104159. The reversal of 2104151 is 1514012.

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 2104151 - 2² = 2104147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104159) 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, 150290 + ... + 150303.

It is an arithmetic number, because the mean of its divisors is an integer number (601188).

2^2104151 is an apocalyptic number.

2104151 is a deficient number, since it is larger than the sum of its proper divisors (300601).

2104151 is an equidigital number, since it uses as much as digits as its factorization.

2104151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300600.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 2104151 is about 1450.5691986251. The cubic root of 2104151 is about 128.1422369037.

Adding to 2104151 its reverse (1514012), we get a palindrome (3618163).

The spelling of 2104151 in words is "two million, one hundred four thousand, one hundred fifty-one".