985275307453 has 2 divisors, whose sum is σ = 985275307454. Its totient is φ = 985275307452.

The previous prime is 985275307417. The next prime is 985275307483. The reversal of 985275307453 is 354703572589.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 984645397849 + 629909604 = 992293^2 + 25098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-985275307453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (985275307483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492637653726 + 492637653727.

It is an arithmetic number, because the mean of its divisors is an integer number (492637653727).

Almost surely, 2^985275307453 is an apocalyptic number.

It is an amenable number.

985275307453 is a deficient number, since it is larger than the sum of its proper divisors (1).

985275307453 is an equidigital number, since it uses as much as digits as its factorization.

985275307453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752000, while the sum is 58.

The spelling of 985275307453 in words is "nine hundred eighty-five billion, two hundred seventy-five million, three hundred seven thousand, four hundred fifty-three".