949168313 has 4 divisors (see below), whose sum is σ = 999124560. Its totient is φ = 899212068.

The previous prime is 949168309. The next prime is 949168321. The reversal of 949168313 is 313861949.

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, and also an emirpimes, since its reverse is a distinct semiprime: 313861949 = 31 ⋅10124579.

It is a cyclic number.

It is not a de Polignac number, because 949168313 - 2² = 949168309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949168343) 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, 24978095 + ... + 24978132.

It is an arithmetic number, because the mean of its divisors is an integer number (249781140).

Almost surely, 2^949168313 is an apocalyptic number.

It is an amenable number.

949168313 is a deficient number, since it is larger than the sum of its proper divisors (49956247).

949168313 is a wasteful number, since it uses less digits than its factorization.

949168313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49956246.

The product of its digits is 139968, while the sum is 44.

The square root of 949168313 is about 30808.5753159733. The cubic root of 949168313 is about 982.7606157930.

The spelling of 949168313 in words is "nine hundred forty-nine million, one hundred sixty-eight thousand, three hundred thirteen".