377620879 has 2 divisors, whose sum is σ = 377620880. Its totient is φ = 377620878.

The previous prime is 377620769. The next prime is 377620931. The reversal of 377620879 is 978026773.

It is a strong prime.

It is an emirp because it is prime and its reverse (978026773) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 377620879 - 2¹⁵ = 377588111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (377620379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188810439 + 188810440.

It is an arithmetic number, because the mean of its divisors is an integer number (188810440).

Almost surely, 2^377620879 is an apocalyptic number.

377620879 is a deficient number, since it is larger than the sum of its proper divisors (1).

377620879 is an equidigital number, since it uses as much as digits as its factorization.

377620879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 49.

The square root of 377620879 is about 19432.4697092264. The cubic root of 377620879 is about 722.8008694120.

The spelling of 377620879 in words is "three hundred seventy-seven million, six hundred twenty thousand, eight hundred seventy-nine".