1390119651 has 12 divisors (see below), whose sum is σ = 2082319512. Its totient is φ = 926746272.

The previous prime is 1390119649. The next prime is 1390119673. The reversal of 1390119651 is 1569110931.

It is a happy number.

It is not a de Polignac number, because 1390119651 - 2¹ = 1390119649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1390119641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2860086 + ... + 2860571.

It is an arithmetic number, because the mean of its divisors is an integer number (173526626).

Almost surely, 2^1390119651 is an apocalyptic number.

1390119651 is a deficient number, since it is larger than the sum of its proper divisors (692199861).

1390119651 is an frugal number, since it uses more digits than its factorization.

1390119651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720672 (or 5720660 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 36.

The square root of 1390119651 is about 37284.3083749719. The cubic root of 1390119651 is about 1116.0510512546.

The spelling of 1390119651 in words is "one billion, three hundred ninety million, one hundred nineteen thousand, six hundred fifty-one".