1005451126 has 16 divisors (see below), whose sum is σ = 1522045440. Its totient is φ = 498113280.

The previous prime is 1005451123. The next prime is 1005451129. The reversal of 1005451126 is 6211545001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1005451123) and next prime (1005451129).

It is a self number, because there is not a number n which added to its sum of digits gives 1005451126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005451121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233836 + ... + 238096.

It is an arithmetic number, because the mean of its divisors is an integer number (95127840).

Almost surely, 2^1005451126 is an apocalyptic number.

1005451126 is a deficient number, since it is larger than the sum of its proper divisors (516594314).

1005451126 is a wasteful number, since it uses less digits than its factorization.

1005451126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5319.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1005451126 is about 31708.8493326390. The cubic root of 1005451126 is about 1001.8137503209.

Adding to 1005451126 its reverse (6211545001), we get a palindrome (7216996127).

The spelling of 1005451126 in words is "one billion, five million, four hundred fifty-one thousand, one hundred twenty-six".