103203487 has 2 divisors, whose sum is σ = 103203488. Its totient is φ = 103203486.

The previous prime is 103203473. The next prime is 103203491. The reversal of 103203487 is 784302301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103203487 - 2²³ = 94814879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103203407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51601743 + 51601744.

It is an arithmetic number, because the mean of its divisors is an integer number (51601744).

Almost surely, 2^103203487 is an apocalyptic number.

103203487 is a deficient number, since it is larger than the sum of its proper divisors (1).

103203487 is an equidigital number, since it uses as much as digits as its factorization.

103203487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 103203487 is about 10158.9117035242. The cubic root of 103203487 is about 469.0633026788.

Adding to 103203487 its reverse (784302301), we get a palindrome (887505788).

The spelling of 103203487 in words is "one hundred three million, two hundred three thousand, four hundred eighty-seven".