5151240323 has 2 divisors, whose sum is σ = 5151240324. Its totient is φ = 5151240322.

The previous prime is 5151240319. The next prime is 5151240359. The reversal of 5151240323 is 3230421515.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5151240323 - 2² = 5151240319 is a prime.

It is a super-2 number, since 2×5151240323² = 53070553730602288658, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 5151240292 and 5151240301.

It is not a weakly prime, because it can be changed into another prime (5151200323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2575620161 + 2575620162.

It is an arithmetic number, because the mean of its divisors is an integer number (2575620162).

Almost surely, 2^5151240323 is an apocalyptic number.

5151240323 is a deficient number, since it is larger than the sum of its proper divisors (1).

5151240323 is an equidigital number, since it uses as much as digits as its factorization.

5151240323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 5151240323 is about 71772.1416916062. The cubic root of 5151240323 is about 1727.0461274058.

Adding to 5151240323 its reverse (3230421515), we get a palindrome (8381661838).

The spelling of 5151240323 in words is "five billion, one hundred fifty-one million, two hundred forty thousand, three hundred twenty-three".