313555154105 has 4 divisors (see below), whose sum is σ = 376266184932. Its totient is φ = 250844123280.

The previous prime is 313555154071. The next prime is 313555154111. The reversal of 313555154105 is 501451555313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501451555313 = 31 ⋅16175856623.

It can be written as a sum of positive squares in 2 ways, for example, as 63216039184 + 250339114921 = 251428^2 + 500339^2 .

It is not a de Polignac number, because 313555154105 - 2⁶ = 313555154041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31355515406 + ... + 31355515415.

It is an arithmetic number, because the mean of its divisors is an integer number (94066546233).

Almost surely, 2^313555154105 is an apocalyptic number.

It is an amenable number.

313555154105 is a deficient number, since it is larger than the sum of its proper divisors (62711030827).

313555154105 is an equidigital number, since it uses as much as digits as its factorization.

313555154105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62711030826.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 313555154105 in words is "three hundred thirteen billion, five hundred fifty-five million, one hundred fifty-four thousand, one hundred five".