100253653 has 2 divisors, whose sum is σ = 100253654. Its totient is φ = 100253652.

The previous prime is 100253623. The next prime is 100253677. The reversal of 100253653 is 356352001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91355364 + 8898289 = 9558^2 + 2983^2 .

It is a cyclic number.

It is not a de Polignac number, because 100253653 - 2⁹ = 100253141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100253603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50126826 + 50126827.

It is an arithmetic number, because the mean of its divisors is an integer number (50126827).

Almost surely, 2^100253653 is an apocalyptic number.

It is an amenable number.

100253653 is a deficient number, since it is larger than the sum of its proper divisors (1).

100253653 is an equidigital number, since it uses as much as digits as its factorization.

100253653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 100253653 is about 10012.6746177033. The cubic root of 100253653 is about 464.5510029843.

The spelling of 100253653 in words is "one hundred million, two hundred fifty-three thousand, six hundred fifty-three".