1200426033 has 8 divisors (see below), whose sum is σ = 1601224128. Its totient is φ = 799955984.

The previous prime is 1200425999. The next prime is 1200426077. The reversal of 1200426033 is 3306240021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1200426033 - 2¹⁴ = 1200409649 is a prime.

It is a super-3 number, since 3×1200426033³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200426533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73341 + ... + 88202.

It is an arithmetic number, because the mean of its divisors is an integer number (200153016).

Almost surely, 2^1200426033 is an apocalyptic number.

It is an amenable number.

1200426033 is a deficient number, since it is larger than the sum of its proper divisors (400798095).

1200426033 is a wasteful number, since it uses less digits than its factorization.

1200426033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164023.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1200426033 is about 34647.1648623664. The cubic root of 1200426033 is about 1062.7843119748.

Adding to 1200426033 its reverse (3306240021), we get a palindrome (4506666054).

The spelling of 1200426033 in words is "one billion, two hundred million, four hundred twenty-six thousand, thirty-three".