1145453202 has 24 divisors (see below), whose sum is σ = 2503782684. Its totient is φ = 378438144.

The previous prime is 1145453159. The next prime is 1145453213. The reversal of 1145453202 is 2023545411.

1145453202 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 453 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 978500961 + 166952241 = 31281^2 + 12921^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 279543 + ... + 283610.

Almost surely, 2^1145453202 is an apocalyptic number.

1145453202 is an abundant number, since it is smaller than the sum of its proper divisors (1358329482).

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

1145453202 is a wasteful number, since it uses less digits than its factorization.

1145453202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563274 (or 563271 counting only the distinct ones).

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

The square root of 1145453202 is about 33844.5446416405. The cubic root of 1145453202 is about 1046.3069663188.

Adding to 1145453202 its reverse (2023545411), we get a palindrome (3168998613).

The spelling of 1145453202 in words is "one billion, one hundred forty-five million, four hundred fifty-three thousand, two hundred two".