36645913 has 2 divisors, whose sum is σ = 36645914. Its totient is φ = 36645912.

The previous prime is 36645907. The next prime is 36645919. The reversal of 36645913 is 31954663.

It is a balanced prime because it is at equal distance from previous prime (36645907) and next prime (36645919).

It can be written as a sum of positive squares in only one way, i.e., 20097289 + 16548624 = 4483^2 + 4068^2 .

It is a cyclic number.

It is not a de Polignac number, because 36645913 - 2⁵ = 36645881 is a prime.

It is not a weakly prime, because it can be changed into another prime (36645919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18322956 + 18322957.

It is an arithmetic number, because the mean of its divisors is an integer number (18322957).

Almost surely, 2^36645913 is an apocalyptic number.

It is an amenable number.

36645913 is a deficient number, since it is larger than the sum of its proper divisors (1).

36645913 is an equidigital number, since it uses as much as digits as its factorization.

36645913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 37.

The square root of 36645913 is about 6053.5867880125. The cubic root of 36645913 is about 332.1558064114.

The spelling of 36645913 in words is "thirty-six million, six hundred forty-five thousand, nine hundred thirteen".