11530645034 has 16 divisors (see below), whose sum is σ = 17328290472. Its totient is φ = 5754560448.

The previous prime is 11530645033. The next prime is 11530645057. The reversal of 11530645034 is 43054603511.

It can be written as a sum of positive squares in 4 ways, for example, as 10374441025 + 1156204009 = 101855^2 + 34003^2 .

It is a super-2 number, since 2×11530645034² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11530645033) 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 7 ways as a sum of consecutive naturals, for example, 3261932 + ... + 3265464.

Almost surely, 2^11530645034 is an apocalyptic number.

11530645034 is a deficient number, since it is larger than the sum of its proper divisors (5797645438).

11530645034 is a wasteful number, since it uses less digits than its factorization.

11530645034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6121.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 11530645034 in words is "eleven billion, five hundred thirty million, six hundred forty-five thousand, thirty-four".