1236003201136 has 20 divisors (see below), whose sum is σ = 2612461311864. Its totient is φ = 561819636800.

The previous prime is 1236003201119. The next prime is 1236003201163. The reversal of 1236003201136 is 6311023006321.

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 3 ways as a sum of consecutive naturals, for example, 3511372555 + ... + 3511372906.

Almost surely, 2^{1236003201136} is an apocalyptic number.

1236003201136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1236003201136 is an abundant number, since it is smaller than the sum of its proper divisors (1376458110728).

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

1236003201136 is a wasteful number, since it uses less digits than its factorization.

1236003201136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7022745480 (or 7022745474 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 1236003201136 its reverse (6311023006321), we get a palindrome (7547026207457).

The spelling of 1236003201136 in words is "one trillion, two hundred thirty-six billion, three million, two hundred one thousand, one hundred thirty-six".