1011004506 has 24 divisors (see below), whose sum is σ = 2191322484. Its totient is φ = 336876480.

The previous prime is 1011004417. The next prime is 1011004517. The reversal of 1011004506 is 6054001101.

It can be written as a sum of positive squares in 2 ways, for example, as 803212281 + 207792225 = 28341^2 + 14415^2 .

It is a super-2 number, since 2×1011004506² = 2044260222304608072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48430 + ... + 66086.

Almost surely, 2^1011004506 is an apocalyptic number.

1011004506 is an abundant number, since it is smaller than the sum of its proper divisors (1180317978).

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

1011004506 is a wasteful number, since it uses less digits than its factorization.

1011004506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20846 (or 20843 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1011004506 is about 31796.2970485558. The cubic root of 1011004506 is about 1003.6547948681.

Adding to 1011004506 its reverse (6054001101), we get a palindrome (7065005607).

The spelling of 1011004506 in words is "one billion, eleven million, four thousand, five hundred six".