711802145 has 4 divisors (see below), whose sum is σ = 854162580. Its totient is φ = 569441712.

The previous prime is 711802139. The next prime is 711802207. The reversal of 711802145 is 541208117.

711802145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 547372816 + 164429329 = 23396^2 + 12823^2 .

It is a cyclic number.

It is not a de Polignac number, because 711802145 - 2⁶ = 711802081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71180210 + ... + 71180219.

It is an arithmetic number, because the mean of its divisors is an integer number (213540645).

Almost surely, 2^711802145 is an apocalyptic number.

It is an amenable number.

711802145 is a deficient number, since it is larger than the sum of its proper divisors (142360435).

711802145 is a wasteful number, since it uses less digits than its factorization.

711802145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142360434.

The product of its (nonzero) digits is 2240, while the sum is 29.

The square root of 711802145 is about 26679.6204058454. The cubic root of 711802145 is about 892.8662987069.

The spelling of 711802145 in words is "seven hundred eleven million, eight hundred two thousand, one hundred forty-five".