1204163266 has 32 divisors (see below), whose sum is σ = 1943377920. Its totient is φ = 557902800.

The previous prime is 1204163263. The next prime is 1204163269. The reversal of 1204163266 is 6623614021.

It is an interprime number because it is at equal distance from previous prime (1204163263) and next prime (1204163269).

It is a super-3 number, since 3×1204163266³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1204163263) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 351735 + ... + 355141.

It is an arithmetic number, because the mean of its divisors is an integer number (60730560).

Almost surely, 2^1204163266 is an apocalyptic number.

1204163266 is a deficient number, since it is larger than the sum of its proper divisors (739214654).

1204163266 is a wasteful number, since it uses less digits than its factorization.

1204163266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1204163266 is about 34701.0556899931. The cubic root of 1204163266 is about 1063.8860757902.

Adding to 1204163266 its reverse (6623614021), we get a palindrome (7827777287).

The spelling of 1204163266 in words is "one billion, two hundred four million, one hundred sixty-three thousand, two hundred sixty-six".