100126423 has 2 divisors, whose sum is σ = 100126424. Its totient is φ = 100126422.

The previous prime is 100126399. The next prime is 100126441. The reversal of 100126423 is 324621001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100126423 - 2¹³ = 100118231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100126423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100126493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50063211 + 50063212.

It is an arithmetic number, because the mean of its divisors is an integer number (50063212).

Almost surely, 2^100126423 is an apocalyptic number.

100126423 is a deficient number, since it is larger than the sum of its proper divisors (1).

100126423 is an equidigital number, since it uses as much as digits as its factorization.

100126423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 100126423 is about 10006.3191534150. The cubic root of 100126423 is about 464.3544021859.

Adding to 100126423 its reverse (324621001), we get a palindrome (424747424).

The spelling of 100126423 in words is "one hundred million, one hundred twenty-six thousand, four hundred twenty-three".