2138363 has 2 divisors, whose sum is σ = 2138364. Its totient is φ = 2138362.

The previous prime is 2138327. The next prime is 2138371. The reversal of 2138363 is 3638312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2138363 - 2¹⁰ = 2137339 is a prime.

It is a super-3 number, since 3×2138363³ = 29333612352390594441, which contains 333 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2138263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1069181 + 1069182.

It is an arithmetic number, because the mean of its divisors is an integer number (1069182).

2^2138363 is an apocalyptic number.

2138363 is a deficient number, since it is larger than the sum of its proper divisors (1).

2138363 is an equidigital number, since it uses as much as digits as its factorization.

2138363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 26.

The square root of 2138363 is about 1462.3142617098. The cubic root of 2138363 is about 128.8330070815.

The spelling of 2138363 in words is "two million, one hundred thirty-eight thousand, three hundred sixty-three".