1229833855 has 8 divisors (see below), whose sum is σ = 1478268000. Its totient is φ = 982222176.

The previous prime is 1229833831. The next prime is 1229833867. The reversal of 1229833855 is 5583389221.

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 1229833855 - 2⁷ = 1229833727 is a prime.

It is a super-2 number, since 2×1229833855² = 3024982621808322050, which contains 22 as substring.

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, 202320 + ... + 208309.

It is an arithmetic number, because the mean of its divisors is an integer number (184783500).

Almost surely, 2^1229833855 is an apocalyptic number.

1229833855 is a deficient number, since it is larger than the sum of its proper divisors (248434145).

1229833855 is an equidigital number, since it uses as much as digits as its factorization.

1229833855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411233.

The product of its digits is 518400, while the sum is 46.

The square root of 1229833855 is about 35068.9870826062. The cubic root of 1229833855 is about 1071.3930250768.

The spelling of 1229833855 in words is "one billion, two hundred twenty-nine million, eight hundred thirty-three thousand, eight hundred fifty-five".