1276230355 has 8 divisors (see below), whose sum is σ = 1536705072. Its totient is φ = 1017498528.

The previous prime is 1276230343. The next prime is 1276230367. The reversal of 1276230355 is 5530326721.

It is an interprime number because it is at equal distance from previous prime (1276230343) and next prime (1276230367).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1276230355 - 2¹¹ = 1276228307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1276230355.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434109 + ... + 437038.

It is an arithmetic number, because the mean of its divisors is an integer number (192088134).

Almost surely, 2^1276230355 is an apocalyptic number.

1276230355 is a deficient number, since it is larger than the sum of its proper divisors (260474717).

1276230355 is an equidigital number, since it uses as much as digits as its factorization.

1276230355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871445.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 1276230355 is about 35724.3664044585. The cubic root of 1276230355 is about 1084.7001245358.

The spelling of 1276230355 in words is "one billion, two hundred seventy-six million, two hundred thirty thousand, three hundred fifty-five".