100562513 has 2 divisors, whose sum is σ = 100562514. Its totient is φ = 100562512.

The previous prime is 100562503. The next prime is 100562533. The reversal of 100562513 is 315265001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56896849 + 43665664 = 7543^2 + 6608^2 .

It is an emirp because it is prime and its reverse (315265001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100562513 is a prime.

It is a super-2 number, since 2×100562513² = 20225638041750338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (100562503) 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, 50281256 + 50281257.

It is an arithmetic number, because the mean of its divisors is an integer number (50281257).

Almost surely, 2^100562513 is an apocalyptic number.

It is an amenable number.

100562513 is a deficient number, since it is larger than the sum of its proper divisors (1).

100562513 is an equidigital number, since it uses as much as digits as its factorization.

100562513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 100562513 is about 10028.0862082453. The cubic root of 100562513 is about 465.0275745778.

The spelling of 100562513 in words is "one hundred million, five hundred sixty-two thousand, five hundred thirteen".