1377381084 has 24 divisors (see below), whose sum is σ = 3217458048. Its totient is φ = 458617200.

The previous prime is 1377381073. The next prime is 1377381113. The reversal of 1377381084 is 4801837731.

It is a happy number.

It is a super-2 number, since 2×1377381084² = 3794357301122030112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52392 + ... + 74159.

It is an arithmetic number, because the mean of its divisors is an integer number (134060752).

Almost surely, 2^1377381084 is an apocalyptic number.

It is an amenable number.

1377381084 is an abundant number, since it is smaller than the sum of its proper divisors (1840076964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1377381084 is a wasteful number, since it uses less digits than its factorization.

1377381084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127465 (or 127463 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 1377381084 is about 37113.0850779075. The cubic root of 1377381084 is about 1112.6315519055.

The spelling of 1377381084 in words is "one billion, three hundred seventy-seven million, three hundred eighty-one thousand, eighty-four".