1200669504 has 56 divisors (see below), whose sum is σ = 3190524480. Its totient is φ = 398490624.

The previous prime is 1200669479. The next prime is 1200669539. The reversal of 1200669504 is 4059660021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31317 + ... + 58155.

Almost surely, 2^1200669504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200669504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595262240).

1200669504 is an abundant number, since it is smaller than the sum of its proper divisors (1989854976).

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

1200669504 is a wasteful number, since it uses less digits than its factorization.

1200669504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27087 (or 27077 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1200669504 is about 34650.6782617599. The cubic root of 1200669504 is about 1062.8561585971.

The spelling of 1200669504 in words is "one billion, two hundred million, six hundred sixty-nine thousand, five hundred four".