2045154 has 8 divisors (see below), whose sum is σ = 4090320. Its totient is φ = 681716.

The previous prime is 2045129. The next prime is 2045177. The reversal of 2045154 is 4515402.

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

2045154 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2045154.

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, 170424 + ... + 170435.

It is an arithmetic number, because the mean of its divisors is an integer number (511290).

2^2045154 is an apocalyptic number.

2045154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045154 is a wasteful number, since it uses less digits than its factorization.

2045154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340864.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2045154 is about 1430.0888084311. The cubic root of 2045154 is about 126.9332321040.

The spelling of 2045154 in words is "two million, forty-five thousand, one hundred fifty-four".