1653542112 has 48 divisors (see below), whose sum is σ = 4357502352. Its totient is φ = 549027840.

The previous prime is 1653542087. The next prime is 1653542147. The reversal of 1653542112 is 2112453561.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1653542112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8839 + ... + 58182.

It is an arithmetic number, because the mean of its divisors is an integer number (90781299).

Almost surely, 2^1653542112 is an apocalyptic number.

1653542112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1653542112 is an abundant number, since it is smaller than the sum of its proper divisors (2703960240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1653542112 is a wasteful number, since it uses less digits than its factorization.

1653542112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67291 (or 67283 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 1653542112 is about 40663.7690333791. The cubic root of 1653542112 is about 1182.5107203429.

Adding to 1653542112 its reverse (2112453561), we get a palindrome (3765995673).

The spelling of 1653542112 in words is "one billion, six hundred fifty-three million, five hundred forty-two thousand, one hundred twelve".