3113402549 has 4 divisors (see below), whose sum is σ = 3123349836. Its totient is φ = 3103455264.

The previous prime is 3113402507. The next prime is 3113402557. The reversal of 3113402549 is 9452043113.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58629649 + 3054772900 = 7657^2 + 55270^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113402549 - 2¹⁶ = 3113337013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113402249) 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, 4973174 + ... + 4973799.

It is an arithmetic number, because the mean of its divisors is an integer number (780837459).

Almost surely, 2^3113402549 is an apocalyptic number.

It is an amenable number.

3113402549 is a deficient number, since it is larger than the sum of its proper divisors (9947287).

3113402549 is an equidigital number, since it uses as much as digits as its factorization.

3113402549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9947286.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 3113402549 is about 55797.8722623005. The cubic root of 3113402549 is about 1460.1980323423.

The spelling of 3113402549 in words is "three billion, one hundred thirteen million, four hundred two thousand, five hundred forty-nine".