1200002313 has 8 divisors (see below), whose sum is σ = 1612217376. Its totient is φ = 793894400.

The previous prime is 1200002291. The next prime is 1200002329. The reversal of 1200002313 is 3132000021.

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 1200002313 - 2¹⁴ = 1199985929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200002213) 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, 1526328 + ... + 1527113.

It is an arithmetic number, because the mean of its divisors is an integer number (201527172).

Almost surely, 2^1200002313 is an apocalyptic number.

It is an amenable number.

1200002313 is a deficient number, since it is larger than the sum of its proper divisors (412215063).

1200002313 is a wasteful number, since it uses less digits than its factorization.

1200002313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053575.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1200002313 is about 34641.0495366408. The cubic root of 1200002313 is about 1062.6592519403.

Adding to 1200002313 its reverse (3132000021), we get a palindrome (4332002334).

The spelling of 1200002313 in words is "one billion, two hundred million, two thousand, three hundred thirteen".