1377056411 has 4 divisors (see below), whose sum is σ = 1387568424. Its totient is φ = 1366544400.

The previous prime is 1377056399. The next prime is 1377056413. The reversal of 1377056411 is 1146507731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1377056411 - 2¹⁰ = 1377055387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1377056413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5255810 + ... + 5256071.

It is an arithmetic number, because the mean of its divisors is an integer number (346892106).

Almost surely, 2^1377056411 is an apocalyptic number.

1377056411 is a deficient number, since it is larger than the sum of its proper divisors (10512013).

1377056411 is a wasteful number, since it uses less digits than its factorization.

1377056411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10512012.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 1377056411 is about 37108.7107159492. The cubic root of 1377056411 is about 1112.5441227461.

The spelling of 1377056411 in words is "one billion, three hundred seventy-seven million, fifty-six thousand, four hundred eleven".