89741155117 has 2 divisors, whose sum is σ = 89741155118. Its totient is φ = 89741155116.

The previous prime is 89741155099. The next prime is 89741155121. The reversal of 89741155117 is 71155114798.

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., 87680539881 + 2060615236 = 296109^2 + 45394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89741155117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89741155157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44870577558 + 44870577559.

It is an arithmetic number, because the mean of its divisors is an integer number (44870577559).

Almost surely, 2^89741155117 is an apocalyptic number.

It is an amenable number.

89741155117 is a deficient number, since it is larger than the sum of its proper divisors (1).

89741155117 is an equidigital number, since it uses as much as digits as its factorization.

89741155117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352800, while the sum is 49.

The spelling of 89741155117 in words is "eighty-nine billion, seven hundred forty-one million, one hundred fifty-five thousand, one hundred seventeen".