1145333052 has 18 divisors (see below), whose sum is σ = 2895147528. Its totient is φ = 381777672.

The previous prime is 1145333023. The next prime is 1145333069. The reversal of 1145333052 is 2503335411.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15907368 + ... + 15907439.

Almost surely, 2^1145333052 is an apocalyptic number.

1145333052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1145333052 is an abundant number, since it is smaller than the sum of its proper divisors (1749814476).

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

1145333052 is a wasteful number, since it uses less digits than its factorization.

1145333052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31814817 (or 31814812 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1145333052 is about 33842.7695675162. The cubic root of 1145333052 is about 1046.2703816210.

Adding to 1145333052 its reverse (2503335411), we get a palindrome (3648668463).

The spelling of 1145333052 in words is "one billion, one hundred forty-five million, three hundred thirty-three thousand, fifty-two".