1301301550 has 24 divisors (see below), whose sum is σ = 2562800256. Its totient is φ = 489901440.

The previous prime is 1301301523. The next prime is 1301301553. The reversal of 1301301550 is 551031031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301301553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 764622 + ... + 766321.

It is an arithmetic number, because the mean of its divisors is an integer number (106783344).

Almost surely, 2^1301301550 is an apocalyptic number.

1301301550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301301550 is a deficient number, since it is larger than the sum of its proper divisors (1261498706).

1301301550 is a wasteful number, since it uses less digits than its factorization.

1301301550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530972 (or 1530967 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 1301301550 is about 36073.5574902171. The cubic root of 1301301550 is about 1091.7569929598.

Adding to 1301301550 its reverse (551031031), we get a palindrome (1852332581).

The spelling of 1301301550 in words is "one billion, three hundred one million, three hundred one thousand, five hundred fifty".