3505039987 has 2 divisors, whose sum is σ = 3505039988. Its totient is φ = 3505039986.

The previous prime is 3505039927. The next prime is 3505040023. The reversal of 3505039987 is 7899305053.

It is a strong prime.

It is an emirp because it is prime and its reverse (7899305053) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3505039987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3505039987.

It is not a weakly prime, because it can be changed into another prime (3505039927) 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, 1752519993 + 1752519994.

It is an arithmetic number, because the mean of its divisors is an integer number (1752519994).

Almost surely, 2^3505039987 is an apocalyptic number.

3505039987 is a deficient number, since it is larger than the sum of its proper divisors (1).

3505039987 is an equidigital number, since it uses as much as digits as its factorization.

3505039987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The square root of 3505039987 is about 59203.3781721955. The cubic root of 3505039987 is about 1519.0229158776.

The spelling of 3505039987 in words is "three billion, five hundred five million, thirty-nine thousand, nine hundred eighty-seven".