1142303652 has 36 divisors (see below), whose sum is σ = 3299989056. Its totient is φ = 326372400.

The previous prime is 1142303639. The next prime is 1142303653. The reversal of 1142303652 is 2563032411.

1142303652 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 3 + 0 + 3 + 652 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1142303653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2266224 + ... + 2266727.

Almost surely, 2^1142303652 is an apocalyptic number.

1142303652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142303652 is an abundant number, since it is smaller than the sum of its proper divisors (2157685404).

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

1142303652 is a wasteful number, since it uses less digits than its factorization.

1142303652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4532968 (or 4532963 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1142303652 is about 33797.9829575672. The cubic root of 1142303652 is about 1045.3471072068.

The spelling of 1142303652 in words is "one billion, one hundred forty-two million, three hundred three thousand, six hundred fifty-two".