1555041229 has 8 divisors (see below), whose sum is σ = 1807312320. Its totient is φ = 1310300736.

The previous prime is 1555041209. The next prime is 1555041259. The reversal of 1555041229 is 9221405551.

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 1555041229 - 2⁷ = 1555041101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1555041194 and 1555041203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1555041209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1882204 + ... + 1883029.

It is an arithmetic number, because the mean of its divisors is an integer number (225914040).

Almost surely, 2^1555041229 is an apocalyptic number.

It is an amenable number.

1555041229 is a deficient number, since it is larger than the sum of its proper divisors (252271091).

1555041229 is an equidigital number, since it uses as much as digits as its factorization.

1555041229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765299.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 1555041229 is about 39434.0110691266. The cubic root of 1555041229 is about 1158.5478333035.

The spelling of 1555041229 in words is "one billion, five hundred fifty-five million, forty-one thousand, two hundred twenty-nine".