1253026804 has 12 divisors (see below), whose sum is σ = 2196040644. Its totient is φ = 625586624.

The previous prime is 1253026799. The next prime is 1253026807. The reversal of 1253026804 is 4086203521.

It can be written as a sum of positive squares in 2 ways, for example, as 766736100 + 486290704 = 27690^2 + 22052^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253026807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228649 + ... + 234064.

It is an arithmetic number, because the mean of its divisors is an integer number (183003387).

Almost surely, 2^1253026804 is an apocalyptic number.

It is an amenable number.

1253026804 is a deficient number, since it is larger than the sum of its proper divisors (943013840).

1253026804 is a wasteful number, since it uses less digits than its factorization.

1253026804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463394 (or 463392 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 1253026804 is about 35398.1186505724. The cubic root of 1253026804 is about 1078.0861177032.

The spelling of 1253026804 in words is "one billion, two hundred fifty-three million, twenty-six thousand, eight hundred four".