1145543202 has 32 divisors (see below), whose sum is σ = 2563982400. Its totient is φ = 379098144.

The previous prime is 1145543197. The next prime is 1145543207. The reversal of 1145543202 is 2023455411.

1145543202 is a `hidden beast` number, since 1 + 1 + 455 + 4 + 3 + 202 = 666.

It is an interprime number because it is at equal distance from previous prime (1145543197) and next prime (1145543207).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1145543207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68803 + ... + 83814.

It is an arithmetic number, because the mean of its divisors is an integer number (80124450).

Almost surely, 2^1145543202 is an apocalyptic number.

1145543202 is an abundant number, since it is smaller than the sum of its proper divisors (1418439198).

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

1145543202 is a wasteful number, since it uses less digits than its factorization.

1145543202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152767 (or 152761 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1145543202 is about 33845.8742241946. The cubic root of 1145543202 is about 1046.3343689110.

Adding to 1145543202 its reverse (2023455411), we get a palindrome (3168998613).

The spelling of 1145543202 in words is "one billion, one hundred forty-five million, five hundred forty-three thousand, two hundred two".