1371278114 has 4 divisors (see below), whose sum is σ = 2056917174. Its totient is φ = 685639056.

The previous prime is 1371278113. The next prime is 1371278131. The reversal of 1371278114 is 4118721731.

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

It can be written as a sum of positive squares in only one way, i.e., 845355625 + 525922489 = 29075^2 + 22933^2 .

It is not an unprimeable number, because it can be changed into a prime (1371278113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342819527 + ... + 342819530.

Almost surely, 2^1371278114 is an apocalyptic number.

1371278114 is a deficient number, since it is larger than the sum of its proper divisors (685639060).

1371278114 is an equidigital number, since it uses as much as digits as its factorization.

1371278114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685639059.

The product of its digits is 9408, while the sum is 35.

The square root of 1371278114 is about 37030.7725277235. The cubic root of 1371278114 is about 1110.9858173926.

Adding to 1371278114 its reverse (4118721731), we get a palindrome (5489999845).

The spelling of 1371278114 in words is "one billion, three hundred seventy-one million, two hundred seventy-eight thousand, one hundred fourteen".