103520537 has 2 divisors, whose sum is σ = 103520538. Its totient is φ = 103520536.

The previous prime is 103520519. The next prime is 103520567. The reversal of 103520537 is 735025301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76230361 + 27290176 = 8731^2 + 5224^2 .

It is an emirp because it is prime and its reverse (735025301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103520537 - 2²⁰ = 102471961 is a prime.

It is not a weakly prime, because it can be changed into another prime (103520567) 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, 51760268 + 51760269.

It is an arithmetic number, because the mean of its divisors is an integer number (51760269).

Almost surely, 2^103520537 is an apocalyptic number.

It is an amenable number.

103520537 is a deficient number, since it is larger than the sum of its proper divisors (1).

103520537 is an equidigital number, since it uses as much as digits as its factorization.

103520537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 103520537 is about 10174.5042631079. The cubic root of 103520537 is about 469.5431459277.

Adding to 103520537 its reverse (735025301), we get a palindrome (838545838).

The spelling of 103520537 in words is "one hundred three million, five hundred twenty thousand, five hundred thirty-seven".