313012119977 has 4 divisors (see below), whose sum is σ = 313105309440. Its totient is φ = 312918930516.

The previous prime is 313012119947. The next prime is 313012120009. The reversal of 313012119977 is 779911210313.

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 313012119977 - 2¹² = 313012115881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313012119947) 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, 46589693 + ... + 46596410.

It is an arithmetic number, because the mean of its divisors is an integer number (78276327360).

Almost surely, 2^313012119977 is an apocalyptic number.

It is an amenable number.

313012119977 is a deficient number, since it is larger than the sum of its proper divisors (93189463).

313012119977 is an equidigital number, since it uses as much as digits as its factorization.

313012119977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93189462.

The product of its (nonzero) digits is 71442, while the sum is 44.

The spelling of 313012119977 in words is "three hundred thirteen billion, twelve million, one hundred nineteen thousand, nine hundred seventy-seven".