1301155012 has 6 divisors (see below), whose sum is σ = 2277021278. Its totient is φ = 650577504.

The previous prime is 1301155007. The next prime is 1301155013. The reversal of 1301155012 is 2105511031.

It can be written as a sum of positive squares in only one way, i.e., 1103302656 + 197852356 = 33216^2 + 14066^2 .

It is not an unprimeable number, because it can be changed into a prime (1301155013) 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 as a sum of consecutive naturals, namely, 162644373 + ... + 162644380.

Almost surely, 2^1301155012 is an apocalyptic number.

It is an amenable number.

1301155012 is a deficient number, since it is larger than the sum of its proper divisors (975866266).

1301155012 is a wasteful number, since it uses less digits than its factorization.

1301155012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325288757 (or 325288755 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 1301155012 is about 36071.5263331066. The cubic root of 1301155012 is about 1091.7160109415.

Adding to 1301155012 its reverse (2105511031), we get a palindrome (3406666043).

The spelling of 1301155012 in words is "one billion, three hundred one million, one hundred fifty-five thousand, twelve".