11406457189 has 2 divisors, whose sum is σ = 11406457190. Its totient is φ = 11406457188.

The previous prime is 11406457171. The next prime is 11406457201. The reversal of 11406457189 is 98175460411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7408044900 + 3998412289 = 86070^2 + 63233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11406457189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11406457109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5703228594 + 5703228595.

It is an arithmetic number, because the mean of its divisors is an integer number (5703228595).

Almost surely, 2^11406457189 is an apocalyptic number.

It is an amenable number.

11406457189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11406457189 is an equidigital number, since it uses as much as digits as its factorization.

11406457189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 11406457189 in words is "eleven billion, four hundred six million, four hundred fifty-seven thousand, one hundred eighty-nine".