5351512523 has 4 divisors (see below), whose sum is σ = 6116014320. Its totient is φ = 4587010728.

The previous prime is 5351512513. The next prime is 5351512549. The reversal of 5351512523 is 3252151535.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3252151535 = 5 ⋅650430307.

It is a cyclic number.

It is not a de Polignac number, because 5351512523 - 2¹⁶ = 5351446987 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 5351512523.

It is not an unprimeable number, because it can be changed into a prime (5351512513) 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, 382250888 + ... + 382250901.

It is an arithmetic number, because the mean of its divisors is an integer number (1529003580).

Almost surely, 2^5351512523 is an apocalyptic number.

5351512523 is a deficient number, since it is larger than the sum of its proper divisors (764501797).

5351512523 is an equidigital number, since it uses as much as digits as its factorization.

5351512523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764501796.

The product of its digits is 22500, while the sum is 32.

The square root of 5351512523 is about 73154.0328553389. The cubic root of 5351512523 is about 1749.1438013582.

The spelling of 5351512523 in words is "five billion, three hundred fifty-one million, five hundred twelve thousand, five hundred twenty-three".