1145321202 has 32 divisors (see below), whose sum is σ = 2435349888. Its totient is φ = 358282496.

The previous prime is 1145321201. The next prime is 1145321207. The reversal of 1145321202 is 2021235411.

It is not an unprimeable number, because it can be changed into a prime (1145321201) 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, 70983 + ... + 85610.

It is an arithmetic number, because the mean of its divisors is an integer number (76104684).

Almost surely, 2^1145321202 is an apocalyptic number.

1145321202 is an abundant number, since it is smaller than the sum of its proper divisors (1290028686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145321202 is a wasteful number, since it uses less digits than its factorization.

1145321202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156674.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1145321202 is about 33842.5944927395. The cubic root of 1145321202 is about 1046.2667732538.

Adding to 1145321202 its reverse (2021235411), we get a palindrome (3166556613).

The spelling of 1145321202 in words is "one billion, one hundred forty-five million, three hundred twenty-one thousand, two hundred two".