11189363057 has 4 divisors (see below), whose sum is σ = 11189578980. Its totient is φ = 11189147136.

The previous prime is 11189363051. The next prime is 11189363083. The reversal of 11189363057 is 75036398111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75036398111 = 2657 ⋅28241023.

It can be written as a sum of positive squares in 2 ways, for example, as 1043031616 + 10146331441 = 32296^2 + 100729^2 .

It is a cyclic number.

It is not a de Polignac number, because 11189363057 - 2⁶ = 11189362993 is a prime.

It is a deceptive number, since it divides R_11189363056.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11189362999 and 11189363017.

It is not an unprimeable number, because it can be changed into a prime (11189363051) 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, 21593 + ... + 151145.

It is an arithmetic number, because the mean of its divisors is an integer number (2797394745).

Almost surely, 2^11189363057 is an apocalyptic number.

11189363057 is the 86369-th pentagonal number.

It is an amenable number.

11189363057 is a deficient number, since it is larger than the sum of its proper divisors (215923).

11189363057 is an equidigital number, since it uses as much as digits as its factorization.

11189363057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215922.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 11189363057 in words is "eleven billion, one hundred eighty-nine million, three hundred sixty-three thousand, fifty-seven".