1205534150 has 12 divisors (see below), whose sum is σ = 2242293612. Its totient is φ = 482213640.

The previous prime is 1205534137. The next prime is 1205534159. The reversal of 1205534150 is 514355021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1205534159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12055292 + ... + 12055391.

It is an arithmetic number, because the mean of its divisors is an integer number (186857801).

Almost surely, 2^1205534150 is an apocalyptic number.

1205534150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1205534150 is a deficient number, since it is larger than the sum of its proper divisors (1036759462).

1205534150 is a wasteful number, since it uses less digits than its factorization.

1205534150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24110695 (or 24110690 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1205534150 is about 34720.8028421003. The cubic root of 1205534150 is about 1064.2896509879.

Adding to 1205534150 its reverse (514355021), we get a palindrome (1719889171).

The spelling of 1205534150 in words is "one billion, two hundred five million, five hundred thirty-four thousand, one hundred fifty".