1131653472 has 48 divisors (see below), whose sum is σ = 2974265280. Its totient is φ = 376751232.

The previous prime is 1131653461. The next prime is 1131653483. The reversal of 1131653472 is 2743561311.

It is an interprime number because it is at equal distance from previous prime (1131653461) and next prime (1131653483).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75603 + ... + 89325.

It is an arithmetic number, because the mean of its divisors is an integer number (61963860).

Almost surely, 2^1131653472 is an apocalyptic number.

1131653472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131653472 is an abundant number, since it is smaller than the sum of its proper divisors (1842611808).

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

1131653472 is a wasteful number, since it uses less digits than its factorization.

1131653472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14595 (or 14587 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 1131653472 is about 33640.0575504858. The cubic root of 1131653472 is about 1042.0882204206.

The spelling of 1131653472 in words is "one billion, one hundred thirty-one million, six hundred fifty-three thousand, four hundred seventy-two".