1273250004 has 24 divisors (see below), whose sum is σ = 3199449120. Its totient is φ = 391769184.

The previous prime is 1273249993. The next prime is 1273250051. The reversal of 1273250004 is 4000523721.

It is a super-3 number, since 3×1273250004³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4080774 + ... + 4081085.

It is an arithmetic number, because the mean of its divisors is an integer number (133310380).

Almost surely, 2^1273250004 is an apocalyptic number.

It is an amenable number.

1273250004 is an abundant number, since it is smaller than the sum of its proper divisors (1926199116).

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

1273250004 is a wasteful number, since it uses less digits than its factorization.

1273250004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161879 (or 8161877 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 1273250004 is about 35682.6288829733. The cubic root of 1273250004 is about 1083.8551081060.

Adding to 1273250004 its reverse (4000523721), we get a palindrome (5273773725).

The spelling of 1273250004 in words is "one billion, two hundred seventy-three million, two hundred fifty thousand, four".