711890613 has 48 divisors (see below), whose sum is σ = 1282910720. Its totient is φ = 385366896.

The previous prime is 711890609. The next prime is 711890633. The reversal of 711890613 is 316098117.

It is not a de Polignac number, because 711890613 - 2² = 711890609 is a prime.

It is a super-3 number, since 3×711890613³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711890633) 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 47 ways as a sum of consecutive naturals, for example, 21306 + ... + 43332.

Almost surely, 2^711890613 is an apocalyptic number.

It is an amenable number.

711890613 is a deficient number, since it is larger than the sum of its proper divisors (571020107).

711890613 is a wasteful number, since it uses less digits than its factorization.

711890613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22068 (or 22056 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 711890613 is about 26681.2783239484. The cubic root of 711890613 is about 892.9032878356.

The spelling of 711890613 in words is "seven hundred eleven million, eight hundred ninety thousand, six hundred thirteen".