100115459 has 2 divisors, whose sum is σ = 100115460. Its totient is φ = 100115458.

The previous prime is 100115443. The next prime is 100115471. The reversal of 100115459 is 954511001.

It is a strong prime.

It is an emirp because it is prime and its reverse (954511001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100115459 - 2⁴ = 100115443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100115479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50057729 + 50057730.

It is an arithmetic number, because the mean of its divisors is an integer number (50057730).

Almost surely, 2^100115459 is an apocalyptic number.

100115459 is a deficient number, since it is larger than the sum of its proper divisors (1).

100115459 is an equidigital number, since it uses as much as digits as its factorization.

100115459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 100115459 is about 10005.7712846137. The cubic root of 100115459 is about 464.3374523893.

The spelling of 100115459 in words is "one hundred million, one hundred fifteen thousand, four hundred fifty-nine".