1229376055 has 8 divisors (see below), whose sum is σ = 1480465872. Its totient is φ = 980024448.

The previous prime is 1229376041. The next prime is 1229376077. The reversal of 1229376055 is 5506739221.

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 1229376055 - 2¹⁷ = 1229244983 is a prime.

It is a super-2 number, since 2×1229376055² = 3022730969214726050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1229375999 and 1229376017.

It is a congruent number.

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, 432994 + ... + 435823.

It is an arithmetic number, because the mean of its divisors is an integer number (185058234).

Almost surely, 2^1229376055 is an apocalyptic number.

1229376055 is a deficient number, since it is larger than the sum of its proper divisors (251089817).

1229376055 is an equidigital number, since it uses as much as digits as its factorization.

1229376055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869105.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 1229376055 is about 35062.4593404399. The cubic root of 1229376055 is about 1071.2600682015.

The spelling of 1229376055 in words is "one billion, two hundred twenty-nine million, three hundred seventy-six thousand, fifty-five".