1236013066 has 16 divisors (see below), whose sum is σ = 1895050080. Its totient is φ = 604436560.

The previous prime is 1236013039. The next prime is 1236013069. The reversal of 1236013066 is 6603106321.

It is not an unprimeable number, because it can be changed into a prime (1236013069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3340 + ... + 49831.

It is an arithmetic number, because the mean of its divisors is an integer number (118440630).

Almost surely, 2^1236013066 is an apocalyptic number.

1236013066 is a deficient number, since it is larger than the sum of its proper divisors (659037014).

1236013066 is a wasteful number, since it uses less digits than its factorization.

1236013066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53429.

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

The square root of 1236013066 is about 35156.9774866953. The cubic root of 1236013066 is about 1073.1844070428.

Adding to 1236013066 its reverse (6603106321), we get a palindrome (7839119387).

The spelling of 1236013066 in words is "one billion, two hundred thirty-six million, thirteen thousand, sixty-six".