377805049 has 2 divisors, whose sum is σ = 377805050. Its totient is φ = 377805048.

The previous prime is 377805047. The next prime is 377805053. The reversal of 377805049 is 940508773.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359785024 + 18020025 = 18968^2 + 4245^2 .

It is a cyclic number.

It is not a de Polignac number, because 377805049 - 2¹ = 377805047 is a prime.

Together with 377805047, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 377804996 and 377805014.

It is not a weakly prime, because it can be changed into another prime (377805047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188902524 + 188902525.

It is an arithmetic number, because the mean of its divisors is an integer number (188902525).

Almost surely, 2^377805049 is an apocalyptic number.

It is an amenable number.

377805049 is a deficient number, since it is larger than the sum of its proper divisors (1).

377805049 is an equidigital number, since it uses as much as digits as its factorization.

377805049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 377805049 is about 19437.2078498945. The cubic root of 377805049 is about 722.9183563840.

The spelling of 377805049 in words is "three hundred seventy-seven million, eight hundred five thousand, forty-nine".