1145536245 has 48 divisors (see below), whose sum is σ = 2402749440. Its totient is φ = 492867072.

The previous prime is 1145536237. The next prime is 1145536247. The reversal of 1145536245 is 5426355411.

1145536245 is a `hidden beast` number, since 1 + 1 + 4 + 553 + 62 + 45 = 666.

It is not a de Polignac number, because 1145536245 - 2³ = 1145536237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145536247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101605 + ... + 112314.

It is an arithmetic number, because the mean of its divisors is an integer number (50057280).

Almost surely, 2^1145536245 is an apocalyptic number.

1145536245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1145536245 is an abundant number, since it is smaller than the sum of its proper divisors (1257213195).

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

1145536245 is a wasteful number, since it uses less digits than its factorization.

1145536245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213954 (or 213951 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 1145536245 is about 33845.7714493258. The cubic root of 1145536245 is about 1046.3322507418.

The spelling of 1145536245 in words is "one billion, one hundred forty-five million, five hundred thirty-six thousand, two hundred forty-five".