2190000453 has 16 divisors (see below), whose sum is σ = 3152027520. Its totient is φ = 1348364864.

The previous prime is 2190000443. The next prime is 2190000457. The reversal of 2190000453 is 3540000912.

It is a cyclic number.

It is not a de Polignac number, because 2190000453 - 2²² = 2185806149 is a prime.

It is a super-2 number, since 2×2190000453² = 9592203968280410418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2190000457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545226 + ... + 549227.

It is an arithmetic number, because the mean of its divisors is an integer number (197001720).

Almost surely, 2^2190000453 is an apocalyptic number.

2190000453 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2190000453 is a deficient number, since it is larger than the sum of its proper divisors (962027067).

2190000453 is a wasteful number, since it uses less digits than its factorization.

2190000453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094508.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 2190000453 is about 46797.4406671989. The cubic root of 2190000453 is about 1298.6179499797.

The spelling of 2190000453 in words is "two billion, one hundred ninety million, four hundred fifty-three", and thus it is an aban number.