36311243 has 2 divisors, whose sum is σ = 36311244. Its totient is φ = 36311242.

The previous prime is 36311203. The next prime is 36311257. The reversal of 36311243 is 34211363.

It is a strong prime.

It is an emirp because it is prime and its reverse (34211363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36311243 - 2¹² = 36307147 is a prime.

It is not a weakly prime, because it can be changed into another prime (36311203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18155621 + 18155622.

It is an arithmetic number, because the mean of its divisors is an integer number (18155622).

Almost surely, 2^36311243 is an apocalyptic number.

36311243 is a deficient number, since it is larger than the sum of its proper divisors (1).

36311243 is an equidigital number, since it uses as much as digits as its factorization.

36311243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 36311243 is about 6025.8810973998. The cubic root of 36311243 is about 331.1415713469.

The spelling of 36311243 in words is "thirty-six million, three hundred eleven thousand, two hundred forty-three".