1301805150 has 24 divisors (see below), whose sum is σ = 3228477144. Its totient is φ = 347148000.

The previous prime is 1301805143. The next prime is 1301805229. The reversal of 1301805150 is 515081031.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1301805150.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4339201 + ... + 4339500.

It is an arithmetic number, because the mean of its divisors is an integer number (134519881).

Almost surely, 2^1301805150 is an apocalyptic number.

1301805150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301805150 is an abundant number, since it is smaller than the sum of its proper divisors (1926671994).

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

1301805150 is a wasteful number, since it uses less digits than its factorization.

1301805150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8678716 (or 8678711 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 1301805150 is about 36080.5369971124. The cubic root of 1301805150 is about 1091.8978104135.

Adding to 1301805150 its reverse (515081031), we get a palindrome (1816886181).

The spelling of 1301805150 in words is "one billion, three hundred one million, eight hundred five thousand, one hundred fifty".