1146045069 has 12 divisors (see below), whose sum is σ = 1782736956. Its totient is φ = 705258432.

The previous prime is 1146045049. The next prime is 1146045071. The reversal of 1146045069 is 9605406411.

1146045069 is a `hidden beast` number, since 1 + 146 + 0 + 4 + 506 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 145082025 + 1000963044 = 12045^2 + 31638^2 .

It is not a de Polignac number, because 1146045069 - 2⁵ = 1146045037 is a prime.

It is a super-2 number, since 2×1146045069² = 2626838600358429522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146045049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4897512 + ... + 4897745.

It is an arithmetic number, because the mean of its divisors is an integer number (148561413).

Almost surely, 2^1146045069 is an apocalyptic number.

It is an amenable number.

1146045069 is a deficient number, since it is larger than the sum of its proper divisors (636691887).

1146045069 is a wasteful number, since it uses less digits than its factorization.

1146045069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9795276 (or 9795273 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1146045069 is about 33853.2874179156. The cubic root of 1146045069 is about 1046.4871476750.

The spelling of 1146045069 in words is "one billion, one hundred forty-six million, forty-five thousand, sixty-nine".