1376707427 has 16 divisors (see below), whose sum is σ = 1438525440. Its totient is φ = 1316078400.

The previous prime is 1376707421. The next prime is 1376707463. The reversal of 1376707427 is 7247076731.

It is a happy number.

It is not a de Polignac number, because 1376707427 - 2¹⁰ = 1376706403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1376707421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067399 + ... + 1068687.

It is an arithmetic number, because the mean of its divisors is an integer number (89907840).

Almost surely, 2^1376707427 is an apocalyptic number.

1376707427 is a deficient number, since it is larger than the sum of its proper divisors (61818013).

1376707427 is a wasteful number, since it uses less digits than its factorization.

1376707427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714.

The product of its (nonzero) digits is 345744, while the sum is 44.

The square root of 1376707427 is about 37104.0082336127. The cubic root of 1376707427 is about 1112.4501317040.

The spelling of 1376707427 in words is "one billion, three hundred seventy-six million, seven hundred seven thousand, four hundred twenty-seven".