2004154 has 4 divisors (see below), whose sum is σ = 3006234. Its totient is φ = 1002076.

The previous prime is 2004137. The next prime is 2004209. The reversal of 2004154 is 4514002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4514002 = 2 ⋅2257001.

It can be written as a sum of positive squares in only one way, i.e., 1885129 + 119025 = 1373^2 + 345^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501037 + ... + 501040.

2^2004154 is an apocalyptic number.

2004154 is a deficient number, since it is larger than the sum of its proper divisors (1002080).

2004154 is a wasteful number, since it uses less digits than its factorization.

2004154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002079.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2004154 is about 1415.6814613464. The cubic root of 2004154 is about 126.0792732019.

Adding to 2004154 its reverse (4514002), we get a palindrome (6518156).

The spelling of 2004154 in words is "two million, four thousand, one hundred fifty-four".