913945465 has 8 divisors (see below), whose sum is σ = 1107593928. Its totient is φ = 723916800.

The previous prime is 913945463. The next prime is 913945507. The reversal of 913945465 is 564549319.

It can be written as a sum of positive squares in 4 ways, for example, as 85599504 + 828345961 = 9252^2 + 28781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 913945465 - 2¹ = 913945463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (913945463) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 904392 + ... + 905401.

It is an arithmetic number, because the mean of its divisors is an integer number (138449241).

Almost surely, 2^913945465 is an apocalyptic number.

It is an amenable number.

913945465 is a deficient number, since it is larger than the sum of its proper divisors (193648463).

913945465 is a wasteful number, since it uses less digits than its factorization.

913945465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809899.

The product of its digits is 583200, while the sum is 46.

The square root of 913945465 is about 30231.5309734721. The cubic root of 913945465 is about 970.4505877681.

The spelling of 913945465 in words is "nine hundred thirteen million, nine hundred forty-five thousand, four hundred sixty-five".