9573428011 has 4 divisors (see below), whose sum is σ = 10941060592. Its totient is φ = 8205795432.

The previous prime is 9573427973. The next prime is 9573428017. The reversal of 9573428011 is 1108243759.

9573428011 is digitally balanced in base 3, 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, and also an emirpimes, since its reverse is a distinct semiprime: 1108243759 = 7 ⋅158320537.

It is a cyclic number.

It is not a de Polignac number, because 9573428011 - 2²³ = 9565039403 is a prime.

It is a super-2 number, since 2×9573428011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9573428017) 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, 683816280 + ... + 683816293.

It is an arithmetic number, because the mean of its divisors is an integer number (2735265148).

Almost surely, 2^9573428011 is an apocalyptic number.

9573428011 is a deficient number, since it is larger than the sum of its proper divisors (1367632581).

9573428011 is a wasteful number, since it uses less digits than its factorization.

9573428011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367632580.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 9573428011 is about 97843.8961356302. The cubic root of 9573428011 is about 2123.3544269454.

The spelling of 9573428011 in words is "nine billion, five hundred seventy-three million, four hundred twenty-eight thousand, eleven".