2236545497 has 2 divisors, whose sum is σ = 2236545498. Its totient is φ = 2236545496.

The previous prime is 2236545439. The next prime is 2236545527. The reversal of 2236545497 is 7945456322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1871773696 + 364771801 = 43264^2 + 19099^2 .

It is a cyclic number.

It is not a de Polignac number, because 2236545497 - 2⁶ = 2236545433 is a prime.

It is not a weakly prime, because it can be changed into another prime (2236545427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1118272748 + 1118272749.

It is an arithmetic number, because the mean of its divisors is an integer number (1118272749).

Almost surely, 2^2236545497 is an apocalyptic number.

It is an amenable number.

2236545497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2236545497 is an equidigital number, since it uses as much as digits as its factorization.

2236545497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 47.

The square root of 2236545497 is about 47292.1293345944. The cubic root of 2236545497 is about 1307.7535644190.

The spelling of 2236545497 in words is "two billion, two hundred thirty-six million, five hundred forty-five thousand, four hundred ninety-seven".