1206373313 has 4 divisors (see below), whose sum is σ = 1207616688. Its totient is φ = 1205129940.

The previous prime is 1206373279. The next prime is 1206373331. The reversal of 1206373313 is 3133736021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1206373313 - 2¹⁴ = 1206356929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1206373013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620231 + ... + 622172.

It is an arithmetic number, because the mean of its divisors is an integer number (301904172).

Almost surely, 2^1206373313 is an apocalyptic number.

It is an amenable number.

1206373313 is a deficient number, since it is larger than the sum of its proper divisors (1243375).

1206373313 is an equidigital number, since it uses as much as digits as its factorization.

1206373313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243374.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 1206373313 is about 34732.8851810500. The cubic root of 1206373313 is about 1064.5365416426.

The spelling of 1206373313 in words is "one billion, two hundred six million, three hundred seventy-three thousand, three hundred thirteen".