7136537243 has 8 divisors (see below), whose sum is σ = 7792091136. Its totient is φ = 6482113000.

The previous prime is 7136537201. The next prime is 7136537257. The reversal of 7136537243 is 3427356317.

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

It is not a de Polignac number, because 7136537243 - 2²² = 7132342939 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 7136537243.

It is not an unprimeable number, because it can be changed into a prime (7136537263) 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, 269171 + ... + 294492.

It is an arithmetic number, because the mean of its divisors is an integer number (974011392).

Almost surely, 2^7136537243 is an apocalyptic number.

7136537243 is a deficient number, since it is larger than the sum of its proper divisors (655553893).

7136537243 is a wasteful number, since it uses less digits than its factorization.

7136537243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564825.

The product of its digits is 317520, while the sum is 41.

The square root of 7136537243 is about 84478.0281670921. The cubic root of 7136537243 is about 1925.2886275940.

The spelling of 7136537243 in words is "seven billion, one hundred thirty-six million, five hundred thirty-seven thousand, two hundred forty-three".