1200708453 has 32 divisors (see below), whose sum is σ = 1963858176. Its totient is φ = 636899328.

The previous prime is 1200708409. The next prime is 1200708463. The reversal of 1200708453 is 3548070021.

It is not a de Polignac number, because 1200708453 - 2⁹ = 1200707941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200708453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200708463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3025 + ... + 49097.

It is an arithmetic number, because the mean of its divisors is an integer number (61370568).

Almost surely, 2^1200708453 is an apocalyptic number.

It is an amenable number.

1200708453 is a deficient number, since it is larger than the sum of its proper divisors (763149723).

1200708453 is a wasteful number, since it uses less digits than its factorization.

1200708453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46173.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1200708453 is about 34651.2402808327. The cubic root of 1200708453 is about 1062.8676512787.

Adding to 1200708453 its reverse (3548070021), we get a palindrome (4748778474).

The spelling of 1200708453 in words is "one billion, two hundred million, seven hundred eight thousand, four hundred fifty-three".