5254120421 has 8 divisors (see below), whose sum is σ = 5865065184. Its totient is φ = 4665391920.

The previous prime is 5254120411. The next prime is 5254120427. The reversal of 5254120421 is 1240214525.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5254120421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5254120427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5553566 + ... + 5554511.

It is an arithmetic number, because the mean of its divisors is an integer number (733133148).

Almost surely, 2^5254120421 is an apocalyptic number.

It is an amenable number.

5254120421 is a deficient number, since it is larger than the sum of its proper divisors (610944763).

5254120421 is a wasteful number, since it uses less digits than its factorization.

5254120421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11108131.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 5254120421 is about 72485.3117603836. The cubic root of 5254120421 is about 1738.4678922146.

Adding to 5254120421 its reverse (1240214525), we get a palindrome (6494334946).

The spelling of 5254120421 in words is "five billion, two hundred fifty-four million, one hundred twenty thousand, four hundred twenty-one".