5133251 has 4 divisors (see below), whose sum is σ = 5178792. Its totient is φ = 5087712.

The previous prime is 5133239. The next prime is 5133263. The reversal of 5133251 is 1523315.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1523315 = 5 ⋅304663.

It is an interprime number because it is at equal distance from previous prime (5133239) and next prime (5133263).

It is not a de Polignac number, because 5133251 - 2⁶ = 5133187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5133451) 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, 22601 + ... + 22826.

It is an arithmetic number, because the mean of its divisors is an integer number (1294698).

Almost surely, 2^5133251 is an apocalyptic number.

5133251 is a deficient number, since it is larger than the sum of its proper divisors (45541).

5133251 is a wasteful number, since it uses less digits than its factorization.

5133251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45540.

The product of its digits is 450, while the sum is 20.

The square root of 5133251 is about 2265.6678926974. The cubic root of 5133251 is about 172.5033367695.

Adding to 5133251 its reverse (1523315), we get a palindrome (6656566).

The spelling of 5133251 in words is "five million, one hundred thirty-three thousand, two hundred fifty-one".