1012545204 has 24 divisors (see below), whose sum is σ = 2577388128. Its totient is φ = 306831840.

The previous prime is 1012545203. The next prime is 1012545221. The reversal of 1012545204 is 4025452101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012545203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3835267 + ... + 3835530.

It is an arithmetic number, because the mean of its divisors is an integer number (107391172).

Almost surely, 2^1012545204 is an apocalyptic number.

It is an amenable number.

1012545204 is an abundant number, since it is smaller than the sum of its proper divisors (1564842924).

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

1012545204 is a wasteful number, since it uses less digits than its factorization.

1012545204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7670815 (or 7670813 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1012545204 is about 31820.5154577986. The cubic root of 1012545204 is about 1004.1643686278.

Adding to 1012545204 its reverse (4025452101), we get a palindrome (5037997305).

The spelling of 1012545204 in words is "one billion, twelve million, five hundred forty-five thousand, two hundred four".