313029484450409 has 2 divisors, whose sum is σ = 313029484450410. Its totient is φ = 313029484450408.

The previous prime is 313029484450363. The next prime is 313029484450421. The reversal of 313029484450409 is 904054484920313.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310594801690000 + 2434682760409 = 17623700^2 + 1560347^2 .

It is an emirp because it is prime and its reverse (904054484920313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313029484450409 is a prime.

It is not a weakly prime, because it can be changed into another prime (313029484450429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156514742225204 + 156514742225205.

It is an arithmetic number, because the mean of its divisors is an integer number (156514742225205).

Almost surely, 2^{313029484450409} is an apocalyptic number.

It is an amenable number.

313029484450409 is a deficient number, since it is larger than the sum of its proper divisors (1).

313029484450409 is an equidigital number, since it uses as much as digits as its factorization.

313029484450409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 56.

The spelling of 313029484450409 in words is "three hundred thirteen trillion, twenty-nine billion, four hundred eighty-four million, four hundred fifty thousand, four hundred nine".