100358813 has 2 divisors, whose sum is σ = 100358814. Its totient is φ = 100358812.

The previous prime is 100358777. The next prime is 100358851. The reversal of 100358813 is 318853001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62141689 + 38217124 = 7883^2 + 6182^2 .

It is a cyclic number.

It is not a de Polignac number, because 100358813 - 2¹² = 100354717 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100358413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50179406 + 50179407.

It is an arithmetic number, because the mean of its divisors is an integer number (50179407).

Almost surely, 2^100358813 is an apocalyptic number.

It is an amenable number.

100358813 is a deficient number, since it is larger than the sum of its proper divisors (1).

100358813 is an equidigital number, since it uses as much as digits as its factorization.

100358813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 100358813 is about 10017.9245854618. The cubic root of 100358813 is about 464.7133748314.

The spelling of 100358813 in words is "one hundred million, three hundred fifty-eight thousand, eight hundred thirteen".