753968947 has 2 divisors, whose sum is σ = 753968948. Its totient is φ = 753968946.

The previous prime is 753968899. The next prime is 753968977. The reversal of 753968947 is 749869357.

It is a strong prime.

It is an emirp because it is prime and its reverse (749869357) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-753968947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 753968891 and 753968900.

It is not a weakly prime, because it can be changed into another prime (753968977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 376984473 + 376984474.

It is an arithmetic number, because the mean of its divisors is an integer number (376984474).

Almost surely, 2^753968947 is an apocalyptic number.

753968947 is a deficient number, since it is larger than the sum of its proper divisors (1).

753968947 is an equidigital number, since it uses as much as digits as its factorization.

753968947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11430720, while the sum is 58.

The square root of 753968947 is about 27458.4949878904. The cubic root of 753968947 is about 910.1601565717.

The spelling of 753968947 in words is "seven hundred fifty-three million, nine hundred sixty-eight thousand, nine hundred forty-seven".