5151254 has 4 divisors (see below), whose sum is σ = 7726884. Its totient is φ = 2575626.

The previous prime is 5151253. The next prime is 5151257. The reversal of 5151254 is 4521515.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4521515 = 5 ⋅904303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151253) 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 as a sum of consecutive naturals, namely, 1287812 + ... + 1287815.

It is an arithmetic number, because the mean of its divisors is an integer number (1931721).

Almost surely, 2^5151254 is an apocalyptic number.

5151254 is a deficient number, since it is larger than the sum of its proper divisors (2575630).

5151254 is a wasteful number, since it uses less digits than its factorization.

5151254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575629.

The product of its digits is 1000, while the sum is 23.

The square root of 5151254 is about 2269.6374159764. The cubic root of 5151254 is about 172.7047655891.

Adding to 5151254 its reverse (4521515), we get a palindrome (9672769).

The spelling of 5151254 in words is "five million, one hundred fifty-one thousand, two hundred fifty-four".