745858811 has 4 divisors (see below), whose sum is σ = 750025800. Its totient is φ = 741691824.

The previous prime is 745858753. The next prime is 745858819. The reversal of 745858811 is 118858547.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 118858547 = 19 ⋅6255713.

It is a cyclic number.

It is not a de Polignac number, because 745858811 - 2²⁶ = 678749947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745858819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2083226 + ... + 2083583.

It is an arithmetic number, because the mean of its divisors is an integer number (187506450).

Almost surely, 2^745858811 is an apocalyptic number.

745858811 is a deficient number, since it is larger than the sum of its proper divisors (4166989).

745858811 is a wasteful number, since it uses less digits than its factorization.

745858811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4166988.

The product of its digits is 358400, while the sum is 47.

The square root of 745858811 is about 27310.4157969080. The cubic root of 745858811 is about 906.8849780820.

The spelling of 745858811 in words is "seven hundred forty-five million, eight hundred fifty-eight thousand, eight hundred eleven".