1011601136 has 40 divisors (see below), whose sum is σ = 2412283104. Its totient is φ = 400193280.

The previous prime is 1011601121. The next prime is 1011601141. The reversal of 1011601136 is 6311061101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 345935 + ... + 348846.

Almost surely, 2^1011601136 is an apocalyptic number.

1011601136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1011601136 is an abundant number, since it is smaller than the sum of its proper divisors (1400681968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011601136 is a wasteful number, since it uses less digits than its factorization.

1011601136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694809 (or 694803 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1011601136 is about 31805.6777321283. The cubic root of 1011601136 is about 1003.8521869345.

Adding to 1011601136 its reverse (6311061101), we get a palindrome (7322662237).

The spelling of 1011601136 in words is "one billion, eleven million, six hundred one thousand, one hundred thirty-six".