2165003454 has 8 divisors (see below), whose sum is σ = 4330006920. Its totient is φ = 721667816.

The previous prime is 2165003447. The next prime is 2165003461. The reversal of 2165003454 is 4543005612.

It is an interprime number because it is at equal distance from previous prime (2165003447) and next prime (2165003461).

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

2165003454 is an admirable number.

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, 180416949 + ... + 180416960.

It is an arithmetic number, because the mean of its divisors is an integer number (541250865).

Almost surely, 2^2165003454 is an apocalyptic number.

2165003454 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.

2165003454 is a wasteful number, since it uses less digits than its factorization.

2165003454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360833914.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2165003454 is about 46529.5976127024. The cubic root of 2165003454 is about 1293.6581568166.

The spelling of 2165003454 in words is "two billion, one hundred sixty-five million, three thousand, four hundred fifty-four".