5421013 has 6 divisors (see below), whose sum is σ = 5870274. Its totient is φ = 5003856.

The previous prime is 5421007. The next prime is 5421019. The reversal of 5421013 is 3101245.

It is an interprime number because it is at equal distance from previous prime (5421007) and next prime (5421019).

It can be written as a sum of positive squares in 3 ways, for example, as 677329 + 4743684 = 823^2 + 2178^2 .

It is not a de Polignac number, because 5421013 - 2²¹ = 3323861 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 (5421019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15870 + ... + 16207.

It is an arithmetic number, because the mean of its divisors is an integer number (978379).

Almost surely, 2^5421013 is an apocalyptic number.

It is an amenable number.

5421013 is a deficient number, since it is larger than the sum of its proper divisors (449261).

5421013 is a wasteful number, since it uses less digits than its factorization.

5421013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32103 (or 32090 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 5421013 is about 2328.3068955788. The cubic root of 5421013 is about 175.6683341437.

Adding to 5421013 its reverse (3101245), we get a palindrome (8522258).

The spelling of 5421013 in words is "five million, four hundred twenty-one thousand, thirteen".