1200013073 has 8 divisors (see below), whose sum is σ = 1372908480. Its totient is φ = 1027483920.

The previous prime is 1200013049. The next prime is 1200013079. The reversal of 1200013073 is 3703100021.

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 1200013073 - 2⁸ = 1200012817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200013079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84503 + ... + 97676.

It is an arithmetic number, because the mean of its divisors is an integer number (171613560).

Almost surely, 2^1200013073 is an apocalyptic number.

It is an amenable number.

1200013073 is a deficient number, since it is larger than the sum of its proper divisors (172895407).

1200013073 is an equidigital number, since it uses as much as digits as its factorization.

1200013073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183127.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 1200013073 is about 34641.2048433654. The cubic root of 1200013073 is about 1062.6624280951.

Adding to 1200013073 its reverse (3703100021), we get a palindrome (4903113094).

The spelling of 1200013073 in words is "one billion, two hundred million, thirteen thousand, seventy-three".