76868503 has 2 divisors, whose sum is σ = 76868504. Its totient is φ = 76868502.

The previous prime is 76868447. The next prime is 76868521. The reversal of 76868503 is 30586867.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76868503 is a prime.

It is a super-2 number, since 2×76868503² = 11817533506922018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76868503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76868903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38434251 + 38434252.

It is an arithmetic number, because the mean of its divisors is an integer number (38434252).

Almost surely, 2^76868503 is an apocalyptic number.

76868503 is a deficient number, since it is larger than the sum of its proper divisors (1).

76868503 is an equidigital number, since it uses as much as digits as its factorization.

76868503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 76868503 is about 8767.4684487599. The cubic root of 76868503 is about 425.1897708450.

The spelling of 76868503 in words is "seventy-six million, eight hundred sixty-eight thousand, five hundred three".