1145141012 has 12 divisors (see below), whose sum is σ = 2121879060. Its totient is φ = 538889856.

The previous prime is 1145140993. The next prime is 1145141021. The reversal of 1145141012 is 2101415411.

It can be written as a sum of positive squares in 2 ways, for example, as 521939716 + 623201296 = 22846^2 + 24964^2 .

It is a super-2 number, since 2×1145141012² = 2622695874728768288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8420087 + ... + 8420222.

It is an arithmetic number, because the mean of its divisors is an integer number (176823255).

Almost surely, 2^1145141012 is an apocalyptic number.

It is an amenable number.

1145141012 is a deficient number, since it is larger than the sum of its proper divisors (976738048).

1145141012 is a wasteful number, since it uses less digits than its factorization.

1145141012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16840330 (or 16840328 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 1145141012 is about 33839.9322103340. The cubic root of 1145141012 is about 1046.2119016896.

Adding to 1145141012 its reverse (2101415411), we get a palindrome (3246556423).

The spelling of 1145141012 in words is "one billion, one hundred forty-five million, one hundred forty-one thousand, twelve".