11234567788949 has 2 divisors, whose sum is σ = 11234567788950. Its totient is φ = 11234567788948.

The previous prime is 11234567788889. The next prime is 11234567788967. The reversal of 11234567788949 is 94988776543211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10415691202225 + 818876586724 = 3227335^2 + 904918^2 .

It is a cyclic number.

It is not a de Polignac number, because 11234567788949 - 2⁸ = 11234567788693 is a prime.

It is a super-3 number, since 3×11234567788949³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11234567788979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617283894474 + 5617283894475.

It is an arithmetic number, because the mean of its divisors is an integer number (5617283894475).

Almost surely, 2^{11234567788949} is an apocalyptic number.

It is an amenable number.

11234567788949 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234567788949 is an equidigital number, since it uses as much as digits as its factorization.

11234567788949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 731566080, while the sum is 74.

The spelling of 11234567788949 in words is "eleven trillion, two hundred thirty-four billion, five hundred sixty-seven million, seven hundred eighty-eight thousand, nine hundred forty-nine".