115541119437389 has 2 divisors, whose sum is σ = 115541119437390. Its totient is φ = 115541119437388.

The previous prime is 115541119437361. The next prime is 115541119437407. The reversal of 115541119437389 is 983734911145511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70188504668164 + 45352614769225 = 8377858^2 + 6734435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115541119437389 is a prime.

It is a super-2 number, since 2×115541119437389² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115541119437329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57770559718694 + 57770559718695.

It is an arithmetic number, because the mean of its divisors is an integer number (57770559718695).

Almost surely, 2^{115541119437389} is an apocalyptic number.

It is an amenable number.

115541119437389 is a deficient number, since it is larger than the sum of its proper divisors (1).

115541119437389 is an equidigital number, since it uses as much as digits as its factorization.

115541119437389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16329600, while the sum is 62.

The spelling of 115541119437389 in words is "one hundred fifteen trillion, five hundred forty-one billion, one hundred nineteen million, four hundred thirty-seven thousand, three hundred eighty-nine".