2077939 has 2 divisors, whose sum is σ = 2077940. Its totient is φ = 2077938.

The previous prime is 2077919. The next prime is 2077949. The reversal of 2077939 is 9397702.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2077939 - 2⁷ = 2077811 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2077898 and 2077907.

It is not a weakly prime, because it can be changed into another prime (2077909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038969 + 1038970.

It is an arithmetic number, because the mean of its divisors is an integer number (1038970).

2^2077939 is an apocalyptic number.

2077939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2077939 is an equidigital number, since it uses as much as digits as its factorization.

2077939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 2077939 is about 1441.5058099085. The cubic root of 2077939 is about 127.6079106936.

The spelling of 2077939 in words is "two million, seventy-seven thousand, nine hundred thirty-nine".