763241987 has 2 divisors, whose sum is σ = 763241988. Its totient is φ = 763241986.

The previous prime is 763241909. The next prime is 763241993. The reversal of 763241987 is 789142367.

763241987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-763241987 is a prime.

It is a super-3 number, since 3×763241987³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (763241387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381620993 + 381620994.

It is an arithmetic number, because the mean of its divisors is an integer number (381620994).

Almost surely, 2^763241987 is an apocalyptic number.

763241987 is a deficient number, since it is larger than the sum of its proper divisors (1).

763241987 is an equidigital number, since it uses as much as digits as its factorization.

763241987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 47.

The square root of 763241987 is about 27626.8345454198. The cubic root of 763241987 is about 913.8763065856.

The spelling of 763241987 in words is "seven hundred sixty-three million, two hundred forty-one thousand, nine hundred eighty-seven".