1377671044 has 6 divisors (see below), whose sum is σ = 2410924334. Its totient is φ = 688835520.

The previous prime is 1377671039. The next prime is 1377671051. The reversal of 1377671044 is 4401767731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1194393600 + 183277444 = 34560^2 + 13538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1377670988 and 1377671006.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172208877 + ... + 172208884.

Almost surely, 2^1377671044 is an apocalyptic number.

It is an amenable number.

1377671044 is a deficient number, since it is larger than the sum of its proper divisors (1033253290).

1377671044 is a wasteful number, since it uses less digits than its factorization.

1377671044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344417765 (or 344417763 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 1377671044 is about 37116.9913112580. The cubic root of 1377671044 is about 1112.7096218051.

The spelling of 1377671044 in words is "one billion, three hundred seventy-seven million, six hundred seventy-one thousand, forty-four".