5403714018921 has 9 divisors (see below), whose sum is σ = 7805374767229. Its totient is φ = 3602471363436.

The previous prime is 5403714018907. The next prime is 5403714018929. The reversal of 5403714018921 is 1298104173045.

The square root of 5403714018921 is 2324589.

It is a perfect power (a square), and thus also a powerful number.

5403714018921 is a `hidden beast` number, since 5 + 40 + 371 + 40 + 189 + 21 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 5403714018921 - 2²³ = 5403705630313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5403714018929) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6586336 + ... + 7361198.

Almost surely, 2^{5403714018921} is an apocalyptic number.

5403714018921 is the 2324589-th square number.

5403714018921 is the 1162295-th centered octagonal number.

It is an amenable number.

5403714018921 is a deficient number, since it is larger than the sum of its proper divisors (2401660748308).

5403714018921 is an frugal number, since it uses more digits than its factorization.

5403714018921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549732 (or 774866 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 5403714018921 in words is "five trillion, four hundred three billion, seven hundred fourteen million, eighteen thousand, nine hundred twenty-one".