1151887652 has 6 divisors (see below), whose sum is σ = 2015803398. Its totient is φ = 575943824.

The previous prime is 1151887631. The next prime is 1151887657. The reversal of 1151887652 is 2567881511.

It can be written as a sum of positive squares in only one way, i.e., 888993856 + 262893796 = 29816^2 + 16214^2 .

It is not an unprimeable number, because it can be changed into a prime (1151887657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143985953 + ... + 143985960.

It is an arithmetic number, because the mean of its divisors is an integer number (335967233).

Almost surely, 2^1151887652 is an apocalyptic number.

It is an amenable number.

1151887652 is a deficient number, since it is larger than the sum of its proper divisors (863915746).

1151887652 is a wasteful number, since it uses less digits than its factorization.

1151887652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287971917 (or 287971915 counting only the distinct ones).

The product of its digits is 134400, while the sum is 44.

The square root of 1151887652 is about 33939.4704142537. The cubic root of 1151887652 is about 1048.2624784444.

The spelling of 1151887652 in words is "one billion, one hundred fifty-one million, eight hundred eighty-seven thousand, six hundred fifty-two".