981953327 has 2 divisors, whose sum is σ = 981953328. Its totient is φ = 981953326.

The previous prime is 981953293. The next prime is 981953333. The reversal of 981953327 is 723359189.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 981953327 - 2⁶ = 981953263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (981953627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490976663 + 490976664.

It is an arithmetic number, because the mean of its divisors is an integer number (490976664).

Almost surely, 2^981953327 is an apocalyptic number.

981953327 is a deficient number, since it is larger than the sum of its proper divisors (1).

981953327 is an equidigital number, since it uses as much as digits as its factorization.

981953327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 47.

The square root of 981953327 is about 31336.1345254963. The cubic root of 981953327 is about 993.9478881681.

The spelling of 981953327 in words is "nine hundred eighty-one million, nine hundred fifty-three thousand, three hundred twenty-seven".