1145362012 has 48 divisors (see below), whose sum is σ = 2174558400. Its totient is φ = 525837312.

The previous prime is 1145362007. The next prime is 1145362013. The reversal of 1145362012 is 2102635411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145362013) 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 15 ways as a sum of consecutive naturals, for example, 716398 + ... + 717994.

It is an arithmetic number, because the mean of its divisors is an integer number (45303300).

Almost surely, 2^1145362012 is an apocalyptic number.

It is an amenable number.

1145362012 is a deficient number, since it is larger than the sum of its proper divisors (1029196388).

1145362012 is a wasteful number, since it uses less digits than its factorization.

1145362012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870 (or 1868 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1145362012 is about 33843.1974257752. The cubic root of 1145362012 is about 1046.2791999395.

Adding to 1145362012 its reverse (2102635411), we get a palindrome (3247997423).

The spelling of 1145362012 in words is "one billion, one hundred forty-five million, three hundred sixty-two thousand, twelve".