985411953 has 64 divisors (see below), whose sum is σ = 1636819200. Its totient is φ = 583884288.

The previous prime is 985411949. The next prime is 985411963. The reversal of 985411953 is 359114589.

985411953 is a `hidden beast` number, since 98 + 541 + 19 + 5 + 3 = 666.

It is not a de Polignac number, because 985411953 - 2² = 985411949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 985411899 and 985411908.

It is not an unprimeable number, because it can be changed into a prime (985411963) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3148125 + ... + 3148437.

It is an arithmetic number, because the mean of its divisors is an integer number (25575300).

Almost surely, 2^985411953 is an apocalyptic number.

It is an amenable number.

985411953 is a deficient number, since it is larger than the sum of its proper divisors (651407247).

985411953 is a wasteful number, since it uses less digits than its factorization.

985411953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396 (or 352 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 985411953 is about 31391.2719238963. The cubic root of 985411953 is about 995.1134784676.

The spelling of 985411953 in words is "nine hundred eighty-five million, four hundred eleven thousand, nine hundred fifty-three".