1005450514 has 4 divisors (see below), whose sum is σ = 1508175774. Its totient is φ = 502725256.

The previous prime is 1005450487. The next prime is 1005450517. The reversal of 1005450514 is 4150545001.

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 only one way, i.e., 802872225 + 202578289 = 28335^2 + 14233^2 .

It is a super-2 number, since 2×1005450514² = 2021861472205728392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1005450517) 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 as a sum of consecutive naturals, namely, 251362627 + ... + 251362630.

Almost surely, 2^1005450514 is an apocalyptic number.

1005450514 is a deficient number, since it is larger than the sum of its proper divisors (502725260).

1005450514 is an equidigital number, since it uses as much as digits as its factorization.

1005450514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502725259.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1005450514 is about 31708.8396823346. The cubic root of 1005450514 is about 1001.8135470588.

Adding to 1005450514 its reverse (4150545001), we get a palindrome (5155995515).

The spelling of 1005450514 in words is "one billion, five million, four hundred fifty thousand, five hundred fourteen".