100919053 has 2 divisors, whose sum is σ = 100919054. Its totient is φ = 100919052.

The previous prime is 100919047. The next prime is 100919131. The reversal of 100919053 is 350919001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100761444 + 157609 = 10038^2 + 397^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100919053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100919003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50459526 + 50459527.

It is an arithmetic number, because the mean of its divisors is an integer number (50459527).

Almost surely, 2^100919053 is an apocalyptic number.

It is an amenable number.

100919053 is a deficient number, since it is larger than the sum of its proper divisors (1).

100919053 is an equidigital number, since it uses as much as digits as its factorization.

100919053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 100919053 is about 10045.8475501075. The cubic root of 100919053 is about 465.5765046741.

The spelling of 100919053 in words is "one hundred million, nine hundred nineteen thousand, fifty-three".