495965149 has 4 divisors (see below), whose sum is σ = 505323036. Its totient is φ = 486607264.

The previous prime is 495965147. The next prime is 495965177. The reversal of 495965149 is 941569594.

It is a happy number.

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 386908900 + 109056249 = 19670^2 + 10443^2 .

It is a cyclic number.

It is not a de Polignac number, because 495965149 - 2¹ = 495965147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 495965096 and 495965105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495965143) 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, 4678864 + ... + 4678969.

It is an arithmetic number, because the mean of its divisors is an integer number (126330759).

Almost surely, 2^495965149 is an apocalyptic number.

It is an amenable number.

495965149 is a deficient number, since it is larger than the sum of its proper divisors (9357887).

495965149 is an equidigital number, since it uses as much as digits as its factorization.

495965149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9357886.

The product of its digits is 1749600, while the sum is 52.

The square root of 495965149 is about 22270.2750095278. The cubic root of 495965149 is about 791.5597816523.

It can be divided in two parts, 49596 and 5149, that added together give a palindrome (54745).

The spelling of 495965149 in words is "four hundred ninety-five million, nine hundred sixty-five thousand, one hundred forty-nine".