100040013289 has 2 divisors, whose sum is σ = 100040013290. Its totient is φ = 100040013288.

The previous prime is 100040013253. The next prime is 100040013361. The reversal of 100040013289 is 982310040001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89166737664 + 10873275625 = 298608^2 + 104275^2 .

It is a cyclic number.

It is not a de Polignac number, because 100040013289 - 2²¹ = 100037916137 is a prime.

It is not a weakly prime, because it can be changed into another prime (100040023289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50020006644 + 50020006645.

It is an arithmetic number, because the mean of its divisors is an integer number (50020006645).

Almost surely, 2^100040013289 is an apocalyptic number.

It is an amenable number.

100040013289 is a deficient number, since it is larger than the sum of its proper divisors (1).

100040013289 is an equidigital number, since it uses as much as digits as its factorization.

100040013289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 100040013289 in words is "one hundred billion, forty million, thirteen thousand, two hundred eighty-nine".