1200708455 has 4 divisors (see below), whose sum is σ = 1440850152. Its totient is φ = 960566760.

The previous prime is 1200708409. The next prime is 1200708463. The reversal of 1200708455 is 5548070021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1200708455 - 2¹⁸ = 1200446311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120070841 + ... + 120070850.

It is an arithmetic number, because the mean of its divisors is an integer number (360212538).

Almost surely, 2^1200708455 is an apocalyptic number.

1200708455 is a deficient number, since it is larger than the sum of its proper divisors (240141697).

1200708455 is an equidigital number, since it uses as much as digits as its factorization.

1200708455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240141696.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 1200708455 is about 34651.2403096917. The cubic root of 1200708455 is about 1062.8676518688.

Adding to 1200708455 its reverse (5548070021), we get a palindrome (6748778476).

The spelling of 1200708455 in words is "one billion, two hundred million, seven hundred eight thousand, four hundred fifty-five".