5151575723 has 4 divisors (see below), whose sum is σ = 5887515120. Its totient is φ = 4415636328.

The previous prime is 5151575713. The next prime is 5151575729. The reversal of 5151575723 is 3275751515.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5151575723 - 2⁴ = 5151575707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5151575729) 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, 367969688 + ... + 367969701.

It is an arithmetic number, because the mean of its divisors is an integer number (1471878780).

Almost surely, 2^5151575723 is an apocalyptic number.

5151575723 is a deficient number, since it is larger than the sum of its proper divisors (735939397).

5151575723 is an equidigital number, since it uses as much as digits as its factorization.

5151575723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735939396.

The product of its digits is 183750, while the sum is 41.

The square root of 5151575723 is about 71774.4782147526. The cubic root of 5151575723 is about 1727.0836095566.

The spelling of 5151575723 in words is "five billion, one hundred fifty-one million, five hundred seventy-five thousand, seven hundred twenty-three".