1390117714 has 4 divisors (see below), whose sum is σ = 2085176574. Its totient is φ = 695058856.

The previous prime is 1390117649. The next prime is 1390117739. The reversal of 1390117714 is 4177110931.

It is a happy number.

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., 1307907225 + 82210489 = 36165^2 + 9067^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1390117714.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347529427 + ... + 347529430.

Almost surely, 2^1390117714 is an apocalyptic number.

1390117714 is a deficient number, since it is larger than the sum of its proper divisors (695058860).

1390117714 is an equidigital number, since it uses as much as digits as its factorization.

1390117714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695058859.

The product of its (nonzero) digits is 5292, while the sum is 34.

The square root of 1390117714 is about 37284.2823988876. The cubic root of 1390117714 is about 1116.0505328839.

The spelling of 1390117714 in words is "one billion, three hundred ninety million, one hundred seventeen thousand, seven hundred fourteen".