1013452209 has 32 divisors (see below), whose sum is σ = 1871892480. Its totient is φ = 526467600.

The previous prime is 1013452207. The next prime is 1013452213. The reversal of 1013452209 is 9022543101.

1013452209 is a `hidden beast` number, since 1 + 0 + 1 + 3 + 452 + 209 = 666.

It is not a de Polignac number, because 1013452209 - 2¹ = 1013452207 is a prime.

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 (1013452207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241657 + ... + 245814.

It is an arithmetic number, because the mean of its divisors is an integer number (58496640).

Almost surely, 2^1013452209 is an apocalyptic number.

It is an amenable number.

1013452209 is a deficient number, since it is larger than the sum of its proper divisors (858440271).

1013452209 is a wasteful number, since it uses less digits than its factorization.

1013452209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487498 (or 487492 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1013452209 is about 31834.7641580710. The cubic root of 1013452209 is about 1004.4641117192.

The spelling of 1013452209 in words is "one billion, thirteen million, four hundred fifty-two thousand, two hundred nine".