1204161264 has 30 divisors (see below), whose sum is σ = 3369979496. Its totient is φ = 401387040.

The previous prime is 1204161253. The next prime is 1204161341. The reversal of 1204161264 is 4621614021.

1204161264 is a `hidden beast` number, since 1 + 2 + 0 + 41 + 612 + 6 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4180972 + ... + 4181259.

Almost surely, 2^1204161264 is an apocalyptic number.

It is an amenable number.

1204161264 is an abundant number, since it is smaller than the sum of its proper divisors (2165818232).

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

1204161264 is a wasteful number, since it uses less digits than its factorization.

1204161264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8362245 (or 8362236 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1204161264 is about 34701.0268435964. The cubic root of 1204161264 is about 1063.8854861965.

Adding to 1204161264 its reverse (4621614021), we get a palindrome (5825775285).

The spelling of 1204161264 in words is "one billion, two hundred four million, one hundred sixty-one thousand, two hundred sixty-four".