5420001253 has 4 divisors (see below), whose sum is σ = 5423950188. Its totient is φ = 5416052320.

The previous prime is 5420001241. The next prime is 5420001259. The reversal of 5420001253 is 3521000245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4780063044 + 639938209 = 69138^2 + 25297^2 .

It is a cyclic number.

It is not a de Polignac number, because 5420001253 - 2²⁹ = 4883130341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420001259) 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 3 ways as a sum of consecutive naturals, for example, 1972408 + ... + 1975153.

It is an arithmetic number, because the mean of its divisors is an integer number (1355987547).

Almost surely, 2^5420001253 is an apocalyptic number.

It is an amenable number.

5420001253 is a deficient number, since it is larger than the sum of its proper divisors (3948935).

5420001253 is a wasteful number, since it uses less digits than its factorization.

5420001253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948934.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 5420001253 is about 73620.6577870641. The cubic root of 5420001253 is about 1756.5740488448.

Adding to 5420001253 its reverse (3521000245), we get a palindrome (8941001498).

The spelling of 5420001253 in words is "five billion, four hundred twenty million, one thousand, two hundred fifty-three".