103525649 has 2 divisors, whose sum is σ = 103525650. Its totient is φ = 103525648.

The previous prime is 103525627. The next prime is 103525657. The reversal of 103525649 is 946525301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100140049 + 3385600 = 10007^2 + 1840^2 .

It is a cyclic number.

It is not a de Polignac number, because 103525649 - 2¹² = 103521553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103525249) 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, 51762824 + 51762825.

It is an arithmetic number, because the mean of its divisors is an integer number (51762825).

Almost surely, 2^103525649 is an apocalyptic number.

It is an amenable number.

103525649 is a deficient number, since it is larger than the sum of its proper divisors (1).

103525649 is an equidigital number, since it uses as much as digits as its factorization.

103525649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 103525649 is about 10174.7554761773. The cubic root of 103525649 is about 469.5508747164.

The spelling of 103525649 in words is "one hundred three million, five hundred twenty-five thousand, six hundred forty-nine".