5148421 has 4 divisors (see below), whose sum is σ = 5185600. Its totient is φ = 5111244.

The previous prime is 5148379. The next prime is 5148463. The reversal of 5148421 is 1248415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5148379) and next prime (5148463).

It is a cyclic number.

It is not a de Polignac number, because 5148421 - 2⁷ = 5148293 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 (5148721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18381 + ... + 18658.

It is an arithmetic number, because the mean of its divisors is an integer number (1296400).

Almost surely, 2^5148421 is an apocalyptic number.

It is an amenable number.

5148421 is a deficient number, since it is larger than the sum of its proper divisors (37179).

5148421 is a wasteful number, since it uses less digits than its factorization.

5148421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37178.

The product of its digits is 1280, while the sum is 25.

The square root of 5148421 is about 2269.0132216450. The cubic root of 5148421 is about 172.6730993630.

The spelling of 5148421 in words is "five million, one hundred forty-eight thousand, four hundred twenty-one".