1145354012 has 24 divisors (see below), whose sum is σ = 2219226240. Its totient is φ = 512843760.

The previous prime is 1145354011. The next prime is 1145354017. The reversal of 1145354012 is 2104535411.

It is a super-2 number, since 2×1145354012² = 2623671625608992288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145354011) 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 7 ways as a sum of consecutive naturals, for example, 191312 + ... + 197207.

It is an arithmetic number, because the mean of its divisors is an integer number (92467760).

Almost surely, 2^1145354012 is an apocalyptic number.

It is an amenable number.

1145354012 is a deficient number, since it is larger than the sum of its proper divisors (1073872228).

1145354012 is a wasteful number, since it uses less digits than its factorization.

1145354012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388601 (or 388599 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1145354012 is about 33843.0792334267. The cubic root of 1145354012 is about 1046.2767639548.

Adding to 1145354012 its reverse (2104535411), we get a palindrome (3249889423).

The spelling of 1145354012 in words is "one billion, one hundred forty-five million, three hundred fifty-four thousand, twelve".