1145011828 has 6 divisors (see below), whose sum is σ = 2003770706. Its totient is φ = 572505912.

The previous prime is 1145011811. The next prime is 1145011831. The reversal of 1145011828 is 8281105411.

It can be written as a sum of positive squares in only one way, i.e., 605750544 + 539261284 = 24612^2 + 23222^2 .

It is a super-2 number, since 2×1145011828² = 2622104172519803168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1145011828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143126475 + ... + 143126482.

Almost surely, 2^1145011828 is an apocalyptic number.

It is an amenable number.

1145011828 is a deficient number, since it is larger than the sum of its proper divisors (858758878).

1145011828 is a wasteful number, since it uses less digits than its factorization.

1145011828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286252961 (or 286252959 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 31.

The square root of 1145011828 is about 33838.0234056305. The cubic root of 1145011828 is about 1046.1725589596.

The spelling of 1145011828 in words is "one billion, one hundred forty-five million, eleven thousand, eight hundred twenty-eight".