1139601364 has 12 divisors (see below), whose sum is σ = 2175602688. Its totient is φ = 518000600.

The previous prime is 1139601349. The next prime is 1139601367. The reversal of 1139601364 is 4631069311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139601367) 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 3 ways as a sum of consecutive naturals, for example, 12949972 + ... + 12950059.

It is an arithmetic number, because the mean of its divisors is an integer number (181300224).

Almost surely, 2^1139601364 is an apocalyptic number.

It is an amenable number.

1139601364 is a deficient number, since it is larger than the sum of its proper divisors (1036001324).

1139601364 is a wasteful number, since it uses less digits than its factorization.

1139601364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25900046 (or 25900044 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1139601364 is about 33757.9822264305. The cubic root of 1139601364 is about 1044.5221486863.

The spelling of 1139601364 in words is "one billion, one hundred thirty-nine million, six hundred one thousand, three hundred sixty-four".