1136652381 has 12 divisors (see below), whose sum is σ = 1661613408. Its totient is φ = 748638024.

The previous prime is 1136652367. The next prime is 1136652383. The reversal of 1136652381 is 1832566311.

It is not a de Polignac number, because 1136652381 - 2⁹ = 1136651869 is a prime.

It is a super-2 number, since 2×1136652381² = 2583957270465938322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136652383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 760065 + ... + 761558.

It is an arithmetic number, because the mean of its divisors is an integer number (138467784).

Almost surely, 2^1136652381 is an apocalyptic number.

It is an amenable number.

1136652381 is a deficient number, since it is larger than the sum of its proper divisors (524961027).

1136652381 is a wasteful number, since it uses less digits than its factorization.

1136652381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521712 (or 1521709 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1136652381 is about 33714.2756262091. The cubic root of 1136652381 is about 1043.6203892461.

The spelling of 1136652381 in words is "one billion, one hundred thirty-six million, six hundred fifty-two thousand, three hundred eighty-one".