1210382055 has 32 divisors (see below), whose sum is σ = 2153257920. Its totient is φ = 645096960.

The previous prime is 1210382051. The next prime is 1210382057. The reversal of 1210382055 is 5502830121.

It is a happy number.

1210382055 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1210382055 - 2² = 1210382051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210382051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 327699 + ... + 331371.

It is an arithmetic number, because the mean of its divisors is an integer number (67289310).

Almost surely, 2^1210382055 is an apocalyptic number.

1210382055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1210382055 is a deficient number, since it is larger than the sum of its proper divisors (942875865).

1210382055 is a wasteful number, since it uses less digits than its factorization.

1210382055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6128 (or 6122 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 1210382055 is about 34790.5454829326. The cubic root of 1210382055 is about 1065.7143788661.

The spelling of 1210382055 in words is "one billion, two hundred ten million, three hundred eighty-two thousand, fifty-five".