1136645194 has 16 divisors (see below), whose sum is σ = 1863495936. Its totient is φ = 517636800.

The previous prime is 1136645171. The next prime is 1136645197. The reversal of 1136645194 is 4915466311.

It is not an unprimeable number, because it can be changed into a prime (1136645197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538152 + ... + 540259.

It is an arithmetic number, because the mean of its divisors is an integer number (116468496).

Almost surely, 2^1136645194 is an apocalyptic number.

1136645194 is a deficient number, since it is larger than the sum of its proper divisors (726850742).

1136645194 is a wasteful number, since it uses less digits than its factorization.

1136645194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078461.

The product of its digits is 77760, while the sum is 40.

The square root of 1136645194 is about 33714.1690391444. The cubic root of 1136645194 is about 1043.6181896538.

The spelling of 1136645194 in words is "one billion, one hundred thirty-six million, six hundred forty-five thousand, one hundred ninety-four".