36161563 has 2 divisors, whose sum is σ = 36161564. Its totient is φ = 36161562.

The previous prime is 36161557. The next prime is 36161591. The reversal of 36161563 is 36516163.

It is a weak prime.

It is an emirp because it is prime and its reverse (36516163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36161563 - 2²¹ = 34064411 is a prime.

It is not a weakly prime, because it can be changed into another prime (36161263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18080781 + 18080782.

It is an arithmetic number, because the mean of its divisors is an integer number (18080782).

Almost surely, 2^36161563 is an apocalyptic number.

36161563 is a deficient number, since it is larger than the sum of its proper divisors (1).

36161563 is an equidigital number, since it uses as much as digits as its factorization.

36161563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 31.

The square root of 36161563 is about 6013.4485114616. The cubic root of 36161563 is about 330.6859408252.

The spelling of 36161563 in words is "thirty-six million, one hundred sixty-one thousand, five hundred sixty-three".