1206161004 has 12 divisors (see below), whose sum is σ = 2814375704. Its totient is φ = 402053664.

The previous prime is 1206160997. The next prime is 1206161053. The reversal of 1206161004 is 4001616021.

1206161004 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50256697 + ... + 50256720.

Almost surely, 2^1206161004 is an apocalyptic number.

It is an amenable number.

1206161004 is an abundant number, since it is smaller than the sum of its proper divisors (1608214700).

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

1206161004 is a wasteful number, since it uses less digits than its factorization.

1206161004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100513424 (or 100513422 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1206161004 is about 34729.8287355409. The cubic root of 1206161004 is about 1064.4740889049.

Adding to 1206161004 its reverse (4001616021), we get a palindrome (5207777025).

The spelling of 1206161004 in words is "one billion, two hundred six million, one hundred sixty-one thousand, four".