2145763 has 2 divisors, whose sum is σ = 2145764. Its totient is φ = 2145762.

The previous prime is 2145721. The next prime is 2145769. The reversal of 2145763 is 3675412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2145763 - 2¹³ = 2137571 is a prime.

2145763 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2145769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072881 + 1072882.

It is an arithmetic number, because the mean of its divisors is an integer number (1072882).

2^2145763 is an apocalyptic number.

2145763 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145763 is an equidigital number, since it uses as much as digits as its factorization.

2145763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 2145763 is about 1464.8423123326. The cubic root of 2145763 is about 128.9814487675.

The spelling of 2145763 in words is "two million, one hundred forty-five thousand, seven hundred sixty-three".