1377046066 has 12 divisors (see below), whose sum is σ = 2270419326. Its totient is φ = 625929920.

The previous prime is 1377046043. The next prime is 1377046079. The reversal of 1377046066 is 6606407731.

It can be written as a sum of positive squares in only one way, i.e., 911738025 + 465308041 = 30195^2 + 21571^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2844895 + ... + 2845378.

Almost surely, 2^1377046066 is an apocalyptic number.

1377046066 is a deficient number, since it is larger than the sum of its proper divisors (893373260).

1377046066 is a wasteful number, since it uses less digits than its factorization.

1377046066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5690297 (or 5690286 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 1377046066 is about 37108.5713279291. The cubic root of 1377046066 is about 1112.5413367799.

The spelling of 1377046066 in words is "one billion, three hundred seventy-seven million, forty-six thousand, sixty-six".