103511197 has 2 divisors, whose sum is σ = 103511198. Its totient is φ = 103511196.

The previous prime is 103511167. The next prime is 103511207. The reversal of 103511197 is 791115301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60621796 + 42889401 = 7786^2 + 6549^2 .

It is an emirp because it is prime and its reverse (791115301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103511197 - 2²³ = 95122589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103511117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51755598 + 51755599.

It is an arithmetic number, because the mean of its divisors is an integer number (51755599).

Almost surely, 2^103511197 is an apocalyptic number.

It is an amenable number.

103511197 is a deficient number, since it is larger than the sum of its proper divisors (1).

103511197 is an equidigital number, since it uses as much as digits as its factorization.

103511197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945, while the sum is 28.

The square root of 103511197 is about 10174.0452623330. The cubic root of 103511197 is about 469.5290242052.

Adding to 103511197 its reverse (791115301), we get a palindrome (894626498).

The spelling of 103511197 in words is "one hundred three million, five hundred eleven thousand, one hundred ninety-seven".