1045505526 has 64 divisors (see below), whose sum is σ = 2404588032. Its totient is φ = 300529152.

The previous prime is 1045505509. The next prime is 1045505543. The reversal of 1045505526 is 6255055401.

It is an interprime number because it is at equal distance from previous prime (1045505509) and next prime (1045505543).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70366 + ... + 83918.

It is an arithmetic number, because the mean of its divisors is an integer number (37571688).

Almost surely, 2^1045505526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045505526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1202294016).

1045505526 is an abundant number, since it is smaller than the sum of its proper divisors (1359082506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045505526 is a wasteful number, since it uses less digits than its factorization.

1045505526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13637.

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 1045505526 is about 32334.2778796744. The cubic root of 1045505526 is about 1014.9440709474.

The spelling of 1045505526 in words is "one billion, forty-five million, five hundred five thousand, five hundred twenty-six".