6953905493 has 2 divisors, whose sum is σ = 6953905494. Its totient is φ = 6953905492.

The previous prime is 6953905457. The next prime is 6953905549. The reversal of 6953905493 is 3945093596.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6576885604 + 377019889 = 81098^2 + 19417^2 .

It is a cyclic number.

It is not a de Polignac number, because 6953905493 - 2¹⁶ = 6953839957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6953905093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3476952746 + 3476952747.

It is an arithmetic number, because the mean of its divisors is an integer number (3476952747).

Almost surely, 2^6953905493 is an apocalyptic number.

It is an amenable number.

6953905493 is a deficient number, since it is larger than the sum of its proper divisors (1).

6953905493 is an equidigital number, since it uses as much as digits as its factorization.

6953905493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3936600, while the sum is 53.

The square root of 6953905493 is about 83390.0803033550. The cubic root of 6953905493 is about 1908.7230935166.

The spelling of 6953905493 in words is "six billion, nine hundred fifty-three million, nine hundred five thousand, four hundred ninety-three".