1201171204 has 12 divisors (see below), whose sum is σ = 2115439564. Its totient is φ = 596759904.

The previous prime is 1201171189. The next prime is 1201171217. The reversal of 1201171204 is 4021711021.

It can be written as a sum of positive squares in 2 ways, for example, as 924281604 + 276889600 = 30402^2 + 16640^2 .

It is a super-2 number, since 2×1201171204² = 2885624522637619232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 955719 + ... + 956974.

Almost surely, 2^1201171204 is an apocalyptic number.

It is an amenable number.

1201171204 is a deficient number, since it is larger than the sum of its proper divisors (914268360).

1201171204 is a wasteful number, since it uses less digits than its factorization.

1201171204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912854 (or 1912852 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 1201171204 is about 34657.9169022029. The cubic root of 1201171204 is about 1063.0041762044.

Adding to 1201171204 its reverse (4021711021), we get a palindrome (5222882225).

The spelling of 1201171204 in words is "one billion, two hundred one million, one hundred seventy-one thousand, two hundred four".