100103573 has 2 divisors, whose sum is σ = 100103574. Its totient is φ = 100103572.

The previous prime is 100103543. The next prime is 100103587. The reversal of 100103573 is 375301001.

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., 89908324 + 10195249 = 9482^2 + 3193^2 .

It is a cyclic number.

It is not a de Polignac number, because 100103573 - 2¹² = 100099477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100103543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50051786 + 50051787.

It is an arithmetic number, because the mean of its divisors is an integer number (50051787).

Almost surely, 2^100103573 is an apocalyptic number.

It is an amenable number.

100103573 is a deficient number, since it is larger than the sum of its proper divisors (1).

100103573 is an equidigital number, since it uses as much as digits as its factorization.

100103573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 100103573 is about 10005.1773097732. The cubic root of 100103573 is about 464.3190758287.

Adding to 100103573 its reverse (375301001), we get a palindrome (475404574).

The spelling of 100103573 in words is "one hundred million, one hundred three thousand, five hundred seventy-three".