1427334377 has 6 divisors (see below), whose sum is σ = 1660368618. Its totient is φ = 1223429424.

The previous prime is 1427334289. The next prime is 1427334413. The reversal of 1427334377 is 7734337241.

It can be written as a sum of positive squares in only one way, i.e., 1093029721 + 334304656 = 33061^2 + 18284^2 .

It is not a de Polignac number, because 1427334377 - 2¹⁰ = 1427333353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1427334277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14564588 + ... + 14564685.

It is an arithmetic number, because the mean of its divisors is an integer number (276728103).

Almost surely, 2^1427334377 is an apocalyptic number.

It is an amenable number.

1427334377 is a deficient number, since it is larger than the sum of its proper divisors (233034241).

1427334377 is an equidigital number, since it uses as much as digits as its factorization.

1427334377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29129287 (or 29129280 counting only the distinct ones).

The product of its digits is 296352, while the sum is 41.

The square root of 1427334377 is about 37780.0791026170. The cubic root of 1427334377 is about 1125.9227003314.

The spelling of 1427334377 in words is "one billion, four hundred twenty-seven million, three hundred thirty-four thousand, three hundred seventy-seven".