1200899716 has 9 divisors (see below), whose sum is σ = 2101695799. Its totient is φ = 600415204.

The previous prime is 1200899701. The next prime is 1200899783. The reversal of 1200899716 is 6179980021.

The square root of 1200899716 is 34654.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 60645 + ... + 77971.

Almost surely, 2^1200899716 is an apocalyptic number.

1200899716 is the 34654-th square number.

It is an amenable number.

1200899716 is a deficient number, since it is larger than the sum of its proper divisors (900796083).

1200899716 is an frugal number, since it uses more digits than its factorization.

1200899716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34658 (or 17329 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 43.

The cubic root of 1200899716 is about 1062.9240836463.

The spelling of 1200899716 in words is "one billion, two hundred million, eight hundred ninety-nine thousand, seven hundred sixteen".