377960489 has 2 divisors, whose sum is σ = 377960490. Its totient is φ = 377960488.

The previous prime is 377960447. The next prime is 377960519. The reversal of 377960489 is 984069773.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349690000 + 28270489 = 18700^2 + 5317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-377960489 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 377960489.

It is not a weakly prime, because it can be changed into another prime (377960389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188980244 + 188980245.

It is an arithmetic number, because the mean of its divisors is an integer number (188980245).

Almost surely, 2^377960489 is an apocalyptic number.

It is an amenable number.

377960489 is a deficient number, since it is larger than the sum of its proper divisors (1).

377960489 is an equidigital number, since it uses as much as digits as its factorization.

377960489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 377960489 is about 19441.2059553928. The cubic root of 377960489 is about 723.0174860121.

The spelling of 377960489 in words is "three hundred seventy-seven million, nine hundred sixty thousand, four hundred eighty-nine".