2009377 has 2 divisors, whose sum is σ = 2009378. Its totient is φ = 2009376.

The previous prime is 2009339. The next prime is 2009387. The reversal of 2009377 is 7739002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1354896 + 654481 = 1164^2 + 809^2 .

It is a cyclic number.

It is not a de Polignac number, because 2009377 - 2¹¹ = 2007329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2009317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004688 + 1004689.

It is an arithmetic number, because the mean of its divisors is an integer number (1004689).

2^2009377 is an apocalyptic number.

It is an amenable number.

2009377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2009377 is an equidigital number, since it uses as much as digits as its factorization.

2009377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 2009377 is about 1417.5249556886. The cubic root of 2009377 is about 126.1887027208.

The spelling of 2009377 in words is "two million, nine thousand, three hundred seventy-seven".