5383253921 has 4 divisors (see below), whose sum is σ = 5383971972. Its totient is φ = 5382535872.

The previous prime is 5383253879. The next prime is 5383253933. The reversal of 5383253921 is 1293523835.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1293523835 = 5 ⋅258704767.

It can be written as a sum of positive squares in 2 ways, for example, as 67240000 + 5316013921 = 8200^2 + 72911^2 .

It is a cyclic number.

It is not a de Polignac number, because 5383253921 - 2⁶ = 5383253857 is a prime.

It is a super-3 number, since 3×5383253921³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5383250921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347660 + ... + 362813.

It is an arithmetic number, because the mean of its divisors is an integer number (1345992993).

Almost surely, 2^5383253921 is an apocalyptic number.

It is an amenable number.

5383253921 is a deficient number, since it is larger than the sum of its proper divisors (718051).

5383253921 is an equidigital number, since it uses as much as digits as its factorization.

5383253921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718050.

The product of its digits is 194400, while the sum is 41.

The square root of 5383253921 is about 73370.6611732510. The cubic root of 5383253921 is about 1752.5952156749.

The spelling of 5383253921 in words is "five billion, three hundred eighty-three million, two hundred fifty-three thousand, nine hundred twenty-one".