1301563133 has 6 divisors (see below), whose sum is σ = 1409385114. Its totient is φ = 1201442736.

The previous prime is 1301563111. The next prime is 1301563139. The reversal of 1301563133 is 3313651031.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 18992164 + 1282570969 = 4358^2 + 35813^2 .

It is not a de Polignac number, because 1301563133 - 2⁸ = 1301562877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301563139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3850610 + ... + 3850947.

It is an arithmetic number, because the mean of its divisors is an integer number (234897519).

Almost surely, 2^1301563133 is an apocalyptic number.

1301563133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1301563133 is a deficient number, since it is larger than the sum of its proper divisors (107821981).

1301563133 is an equidigital number, since it uses as much as digits as its factorization.

1301563133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7701583 (or 7701570 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 1301563133 is about 36077.1829970135. The cubic root of 1301563133 is about 1091.8301417587.

The spelling of 1301563133 in words is "one billion, three hundred one million, five hundred sixty-three thousand, one hundred thirty-three".