100626049 has 2 divisors, whose sum is σ = 100626050. Its totient is φ = 100626048.

The previous prime is 100626041. The next prime is 100626059. The reversal of 100626049 is 940626001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89113600 + 11512449 = 9440^2 + 3393^2 .

It is a cyclic number.

It is not a de Polignac number, because 100626049 - 2³ = 100626041 is a prime.

It is not a weakly prime, because it can be changed into another prime (100626041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50313024 + 50313025.

It is an arithmetic number, because the mean of its divisors is an integer number (50313025).

Almost surely, 2^100626049 is an apocalyptic number.

It is an amenable number.

100626049 is a deficient number, since it is larger than the sum of its proper divisors (1).

100626049 is an equidigital number, since it uses as much as digits as its factorization.

100626049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 100626049 is about 10031.2536105913. The cubic root of 100626049 is about 465.1254896983.

The spelling of 100626049 in words is "one hundred million, six hundred twenty-six thousand, forty-nine".