1144445502 has 16 divisors (see below), whose sum is σ = 2367818640. Its totient is φ = 368327232.

The previous prime is 1144445453. The next prime is 1144445503. The reversal of 1144445502 is 2055444411.

1144445502 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1144445502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144445503) 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, 3288463 + ... + 3288810.

It is an arithmetic number, because the mean of its divisors is an integer number (147988665).

Almost surely, 2^1144445502 is an apocalyptic number.

1144445502 is an abundant number, since it is smaller than the sum of its proper divisors (1223373138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144445502 is a wasteful number, since it uses less digits than its factorization.

1144445502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577307.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 1144445502 is about 33829.6541809106. The cubic root of 1144445502 is about 1046.0000505736. Note that the first 4 decimals are identical.

Adding to 1144445502 its reverse (2055444411), we get a palindrome (3199889913).

The spelling of 1144445502 in words is "one billion, one hundred forty-four million, four hundred forty-five thousand, five hundred two".