5123870705 has 4 divisors (see below), whose sum is σ = 6148644852. Its totient is φ = 4099096560.

The previous prime is 5123870699. The next prime is 5123870711. The reversal of 5123870705 is 5070783215.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (5123870699) and next prime (5123870711).

It can be written as a sum of positive squares in 2 ways, for example, as 3961947136 + 1161923569 = 62944^2 + 34087^2 .

It is not a de Polignac number, because 5123870705 - 2⁶ = 5123870641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512387066 + ... + 512387075.

It is an arithmetic number, because the mean of its divisors is an integer number (1537161213).

Almost surely, 2^5123870705 is an apocalyptic number.

It is an amenable number.

5123870705 is a deficient number, since it is larger than the sum of its proper divisors (1024774147).

5123870705 is a wasteful number, since it uses less digits than its factorization.

5123870705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024774146.

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 5123870705 is about 71581.2175434310. The cubic root of 5123870705 is about 1723.9819749705.

The spelling of 5123870705 in words is "five billion, one hundred twenty-three million, eight hundred seventy thousand, seven hundred five".