1131653052 has 48 divisors (see below), whose sum is σ = 2941002400. Its totient is φ = 376306560.

The previous prime is 1131653011. The next prime is 1131653057. The reversal of 1131653052 is 2503561311.

1131653052 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 653 + 0 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131653057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33024 + ... + 57912.

Almost surely, 2^1131653052 is an apocalyptic number.

1131653052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131653052 is an abundant number, since it is smaller than the sum of its proper divisors (1809349348).

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

1131653052 is a wasteful number, since it uses less digits than its factorization.

1131653052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25323 (or 25315 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1131653052 is about 33640.0513079276. The cubic root of 1131653052 is about 1042.0880915009.

The spelling of 1131653052 in words is "one billion, one hundred thirty-one million, six hundred fifty-three thousand, fifty-two".