1152545672 has 8 divisors (see below), whose sum is σ = 2161023150. Its totient is φ = 576272832.

The previous prime is 1152545659. The next prime is 1152545687. The reversal of 1152545672 is 2765452511.

It can be written as a sum of positive squares in only one way, i.e., 942121636 + 210424036 = 30694^2 + 14506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 72034097 + ... + 72034112.

Almost surely, 2^1152545672 is an apocalyptic number.

It is an amenable number.

1152545672 is a deficient number, since it is larger than the sum of its proper divisors (1008477478).

1152545672 is a wasteful number, since it uses less digits than its factorization.

1152545672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144068215 (or 144068211 counting only the distinct ones).

The product of its digits is 84000, while the sum is 38.

The square root of 1152545672 is about 33949.1630530121. The cubic root of 1152545672 is about 1048.4620483621.

The spelling of 1152545672 in words is "one billion, one hundred fifty-two million, five hundred forty-five thousand, six hundred seventy-two".