1301205150 has 72 divisors (see below), whose sum is σ = 3995329104. Its totient is φ = 297417600.

The previous prime is 1301205149. The next prime is 1301205163. The reversal of 1301205150 is 515021031.

1301205150 is a `hidden beast` number, since 1 + 30 + 120 + 515 + 0 = 666.

1301205150 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 203391 + ... + 209690.

It is an arithmetic number, because the mean of its divisors is an integer number (55490682).

Almost surely, 2^1301205150 is an apocalyptic number.

1301205150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301205150 is an abundant number, since it is smaller than the sum of its proper divisors (2694123954).

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

1301205150 is a wasteful number, since it uses less digits than its factorization.

1301205150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413106 (or 413098 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 1301205150 is about 36072.2213067064. The cubic root of 1301205150 is about 1091.7300332919.

Adding to 1301205150 its reverse (515021031), we get a palindrome (1816226181).

The spelling of 1301205150 in words is "one billion, three hundred one million, two hundred five thousand, one hundred fifty".