7093513729 has 3 divisors (see below), whose sum is σ = 7093597953. Its totient is φ = 7093429506.

The previous prime is 7093513723. The next prime is 7093513741. The reversal of 7093513729 is 9273153907.

The square root of 7093513729 is 84223.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9273153907 = 31 ⋅299133997.

It is not a de Polignac number, because 7093513729 - 2¹³ = 7093505537 is a prime.

It is a super-2 number, since 2×7093513729² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7093513723) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 42112 + ... + 126334.

It is an arithmetic number, because the mean of its divisors is an integer number (2364532651).

Almost surely, 2^7093513729 is an apocalyptic number.

7093513729 is the 84223-rd square number.

7093513729 is the 42112-nd centered octagonal number.

It is an amenable number.

7093513729 is a deficient number, since it is larger than the sum of its proper divisors (84224).

7093513729 is an frugal number, since it uses more digits than its factorization.

7093513729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168446 (or 84223 counting only the distinct ones).

The product of its (nonzero) digits is 357210, while the sum is 46.

The cubic root of 7093513729 is about 1921.4118782733.

The spelling of 7093513729 in words is "seven billion, ninety-three million, five hundred thirteen thousand, seven hundred twenty-nine".