5151231023 has 8 divisors (see below), whose sum is σ = 5181357456. Its totient is φ = 5121188800.

The previous prime is 5151230989. The next prime is 5151231049. The reversal of 5151231023 is 3201321515.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5151231023 - 2¹⁰ = 5151229999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5151231023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151201023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103793 + ... + 145173.

It is an arithmetic number, because the mean of its divisors is an integer number (647669682).

Almost surely, 2^5151231023 is an apocalyptic number.

5151231023 is a deficient number, since it is larger than the sum of its proper divisors (30126433).

5151231023 is a wasteful number, since it uses less digits than its factorization.

5151231023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42105.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5151231023 is about 71772.0769032080. The cubic root of 5151231023 is about 1727.0450880743.

Adding to 5151231023 its reverse (3201321515), we get a palindrome (8352552538).

The spelling of 5151231023 in words is "five billion, one hundred fifty-one million, two hundred thirty-one thousand, twenty-three".