103532531 has 2 divisors, whose sum is σ = 103532532. Its totient is φ = 103532530.

The previous prime is 103532489. The next prime is 103532537. The reversal of 103532531 is 135235301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103532531 - 2¹⁰ = 103531507 is a prime.

It is a super-2 number, since 2×103532531² = 21437969950531922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 103532497 and 103532506.

It is not a weakly prime, because it can be changed into another prime (103532537) 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, 51766265 + 51766266.

It is an arithmetic number, because the mean of its divisors is an integer number (51766266).

Almost surely, 2^103532531 is an apocalyptic number.

103532531 is a deficient number, since it is larger than the sum of its proper divisors (1).

103532531 is an equidigital number, since it uses as much as digits as its factorization.

103532531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 103532531 is about 10175.0936605026. The cubic root of 103532531 is about 469.5612791509.

Adding to 103532531 its reverse (135235301), we get a palindrome (238767832).

The spelling of 103532531 in words is "one hundred three million, five hundred thirty-two thousand, five hundred thirty-one".