1136206389 has 16 divisors (see below), whose sum is σ = 1576140800. Its totient is φ = 727256880.

The previous prime is 1136206387. The next prime is 1136206427. The reversal of 1136206389 is 9836026311.

It is not a de Polignac number, because 1136206389 - 2¹ = 1136206387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136206381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36289 + ... + 59910.

It is an arithmetic number, because the mean of its divisors is an integer number (98508800).

Almost surely, 2^1136206389 is an apocalyptic number.

It is an amenable number.

1136206389 is a deficient number, since it is larger than the sum of its proper divisors (439934411).

1136206389 is a wasteful number, since it uses less digits than its factorization.

1136206389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96360.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 1136206389 is about 33707.6606871494. The cubic root of 1136206389 is about 1043.4838751450.

The spelling of 1136206389 in words is "one billion, one hundred thirty-six million, two hundred six thousand, three hundred eighty-nine".