514040405 has 8 divisors (see below), whose sum is σ = 617161272. Its totient is φ = 411023808.

The previous prime is 514040389. The next prime is 514040413. The reversal of 514040405 is 504040415.

It can be written as a sum of positive squares in 4 ways, for example, as 124925329 + 389115076 = 11177^2 + 19726^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 514040405 - 2⁴ = 514040389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14774 + ... + 35303.

It is an arithmetic number, because the mean of its divisors is an integer number (77145159).

Almost surely, 2^514040405 is an apocalyptic number.

It is an amenable number.

514040405 is a deficient number, since it is larger than the sum of its proper divisors (103120867).

514040405 is a wasteful number, since it uses less digits than its factorization.

514040405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52135.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 514040405 is about 22672.4591740728. The cubic root of 514040405 is about 801.0613023615.

The spelling of 514040405 in words is "five hundred fourteen million, forty thousand, four hundred five".