495400117 has 8 divisors (see below), whose sum is σ = 499318200. Its totient is φ = 491490240.

The previous prime is 495400019. The next prime is 495400121. The reversal of 495400117 is 711004594.

It can be written as a sum of positive squares in 4 ways, for example, as 23902321 + 471497796 = 4889^2 + 21714^2 .

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 495400117 - 2²⁷ = 361182389 is a prime.

It is a super-2 number, since 2×495400117² = 490842551847227378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495400177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179367 + ... + 182107.

It is an arithmetic number, because the mean of its divisors is an integer number (62414775).

Almost surely, 2^495400117 is an apocalyptic number.

It is an amenable number.

495400117 is a deficient number, since it is larger than the sum of its proper divisors (3918083).

495400117 is a wasteful number, since it uses less digits than its factorization.

495400117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4103.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 495400117 is about 22257.5856058109. The cubic root of 495400117 is about 791.2590706300.

The spelling of 495400117 in words is "four hundred ninety-five million, four hundred thousand, one hundred seventeen".