1005290953391 has 2 divisors, whose sum is σ = 1005290953392. Its totient is φ = 1005290953390.

The previous prime is 1005290953327. The next prime is 1005290953393. The reversal of 1005290953391 is 1933590925001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1005290953391 - 2⁶ = 1005290953327 is a prime.

Together with 1005290953393, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005290953393) 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, 502645476695 + 502645476696.

It is an arithmetic number, because the mean of its divisors is an integer number (502645476696).

Almost surely, 2^{1005290953391} is an apocalyptic number.

1005290953391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005290953391 is an equidigital number, since it uses as much as digits as its factorization.

1005290953391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 328050, while the sum is 47.

The spelling of 1005290953391 in words is "one trillion, five billion, two hundred ninety million, nine hundred fifty-three thousand, three hundred ninety-one".