103525013 has 2 divisors, whose sum is σ = 103525014. Its totient is φ = 103525012.

The previous prime is 103524989. The next prime is 103525043. The reversal of 103525013 is 310525301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54272689 + 49252324 = 7367^2 + 7018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103525013 is a prime.

It is a super-3 number, since 3×103525013³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103525043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51762506 + 51762507.

It is an arithmetic number, because the mean of its divisors is an integer number (51762507).

Almost surely, 2^103525013 is an apocalyptic number.

It is an amenable number.

103525013 is a deficient number, since it is larger than the sum of its proper divisors (1).

103525013 is an equidigital number, since it uses as much as digits as its factorization.

103525013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 103525013 is about 10174.7242223070. The cubic root of 103525013 is about 469.5499131673.

The spelling of 103525013 in words is "one hundred three million, five hundred twenty-five thousand, thirteen".