100726441 has 2 divisors, whose sum is σ = 100726442. Its totient is φ = 100726440.

The previous prime is 100726427. The next prime is 100726487. The reversal of 100726441 is 144627001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100400400 + 326041 = 10020^2 + 571^2 .

It is an emirp because it is prime and its reverse (144627001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100726441 - 2¹³ = 100718249 is a prime.

It is not a weakly prime, because it can be changed into another prime (100726421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50363220 + 50363221.

It is an arithmetic number, because the mean of its divisors is an integer number (50363221).

Almost surely, 2^100726441 is an apocalyptic number.

It is an amenable number.

100726441 is a deficient number, since it is larger than the sum of its proper divisors (1).

100726441 is an equidigital number, since it uses as much as digits as its factorization.

100726441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 100726441 is about 10036.2563239487. The cubic root of 100726441 is about 465.2801195000.

The spelling of 100726441 in words is "one hundred million, seven hundred twenty-six thousand, four hundred forty-one".