1275604423 has 16 divisors (see below), whose sum is σ = 1319472000. Its totient is φ = 1232421120.

The previous prime is 1275604373. The next prime is 1275604439. The reversal of 1275604423 is 3244065721.

It is a cyclic number.

It is not a de Polignac number, because 1275604423 - 2⁹ = 1275603911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1275604453) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3419665 + ... + 3420037.

It is an arithmetic number, because the mean of its divisors is an integer number (82467000).

Almost surely, 2^1275604423 is an apocalyptic number.

1275604423 is a deficient number, since it is larger than the sum of its proper divisors (43867577).

1275604423 is a wasteful number, since it uses less digits than its factorization.

1275604423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 1275604423 is about 35715.6047547847. The cubic root of 1275604423 is about 1084.5227637787.

The spelling of 1275604423 in words is "one billion, two hundred seventy-five million, six hundred four thousand, four hundred twenty-three".