1790116739 has 4 divisors (see below), whose sum is σ = 1799203824. Its totient is φ = 1781029656.

The previous prime is 1790116729. The next prime is 1790116751. The reversal of 1790116739 is 9376110971.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1790116739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1790116739.

It is not an unprimeable number, because it can be changed into a prime (1790116729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4543247 + ... + 4543640.

It is an arithmetic number, because the mean of its divisors is an integer number (449800956).

Almost surely, 2^1790116739 is an apocalyptic number.

1790116739 is a deficient number, since it is larger than the sum of its proper divisors (9087085).

1790116739 is an equidigital number, since it uses as much as digits as its factorization.

1790116739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9087084.

The product of its (nonzero) digits is 71442, while the sum is 44.

The square root of 1790116739 is about 42309.7712000431. The cubic root of 1790116739 is about 1214.2099418706.

The spelling of 1790116739 in words is "one billion, seven hundred ninety million, one hundred sixteen thousand, seven hundred thirty-nine".