2132639 has 2 divisors, whose sum is σ = 2132640. Its totient is φ = 2132638.

The previous prime is 2132593. The next prime is 2132653. The reversal of 2132639 is 9362312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132639 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2132659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066319 + 1066320.

It is an arithmetic number, because the mean of its divisors is an integer number (1066320).

2^2132639 is an apocalyptic number.

2132639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132639 is an equidigital number, since it uses as much as digits as its factorization.

2132639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 26.

The square root of 2132639 is about 1460.3557785690. The cubic root of 2132639 is about 128.7179503598.

The spelling of 2132639 in words is "two million, one hundred thirty-two thousand, six hundred thirty-nine".