13641763 has 2 divisors, whose sum is σ = 13641764. Its totient is φ = 13641762.

The previous prime is 13641743. The next prime is 13641781. The reversal of 13641763 is 36714631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13641763 is a prime.

It is not a weakly prime, because it can be changed into another prime (13641713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6820881 + 6820882.

It is an arithmetic number, because the mean of its divisors is an integer number (6820882).

Almost surely, 2^13641763 is an apocalyptic number.

13641763 is a deficient number, since it is larger than the sum of its proper divisors (1).

13641763 is an equidigital number, since it uses as much as digits as its factorization.

13641763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 13641763 is about 3693.4757343186. The cubic root of 13641763 is about 238.9407192949.

The spelling of 13641763 in words is "thirteen million, six hundred forty-one thousand, seven hundred sixty-three".