11030023189 has 2 divisors, whose sum is σ = 11030023190. Its totient is φ = 11030023188.

The previous prime is 11030023159. The next prime is 11030023211. The reversal of 11030023189 is 98132003011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9458535025 + 1571488164 = 97255^2 + 39642^2 .

It is a cyclic number.

It is not a de Polignac number, because 11030023189 - 2⁷ = 11030023061 is a prime.

It is a super-2 number, since 2×11030023189² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11030023159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515011594 + 5515011595.

It is an arithmetic number, because the mean of its divisors is an integer number (5515011595).

Almost surely, 2^11030023189 is an apocalyptic number.

It is an amenable number.

11030023189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11030023189 is an equidigital number, since it uses as much as digits as its factorization.

11030023189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 11030023189 in words is "eleven billion, thirty million, twenty-three thousand, one hundred eighty-nine".