1200434 has 4 divisors (see below), whose sum is σ = 1800654. Its totient is φ = 600216.

The previous prime is 1200403. The next prime is 1200443. The reversal of 1200434 is 4340021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4340021 = 7 ⋅620003.

It can be written as a sum of positive squares in only one way, i.e., 717409 + 483025 = 847^2 + 695^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300107 + ... + 300110.

2^1200434 is an apocalyptic number.

1200434 is a deficient number, since it is larger than the sum of its proper divisors (600220).

1200434 is an equidigital number, since it uses as much as digits as its factorization.

1200434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600219.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1200434 is about 1095.6431900943. The cubic root of 1200434 is about 106.2786663136.

Adding to 1200434 its reverse (4340021), we get a palindrome (5540455).

The spelling of 1200434 in words is "one million, two hundred thousand, four hundred thirty-four".