953978532673 has 2 divisors, whose sum is σ = 953978532674. Its totient is φ = 953978532672.

The previous prime is 953978532553. The next prime is 953978532701. The reversal of 953978532673 is 376235879359.

953978532673 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 can be written as a sum of positive squares in only one way, i.e., 749251241649 + 204727291024 = 865593^2 + 452468^2 .

It is a cyclic number.

It is not a de Polignac number, because 953978532673 - 2¹⁷ = 953978401601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 953978532599 and 953978532608.

It is not a weakly prime, because it can be changed into another prime (953978532173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476989266336 + 476989266337.

It is an arithmetic number, because the mean of its divisors is an integer number (476989266337).

Almost surely, 2^953978532673 is an apocalyptic number.

It is an amenable number.

953978532673 is a deficient number, since it is larger than the sum of its proper divisors (1).

953978532673 is an equidigital number, since it uses as much as digits as its factorization.

953978532673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 257191200, while the sum is 67.

The spelling of 953978532673 in words is "nine hundred fifty-three billion, nine hundred seventy-eight million, five hundred thirty-two thousand, six hundred seventy-three".