1301113555 has 16 divisors (see below), whose sum is σ = 1841946624. Its totient is φ = 863411040.

The previous prime is 1301113487. The next prime is 1301113579. The reversal of 1301113555 is 5553111031.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1301113555 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 598507 + ... + 600676.

It is an arithmetic number, because the mean of its divisors is an integer number (115121664).

Almost surely, 2^1301113555 is an apocalyptic number.

1301113555 is a deficient number, since it is larger than the sum of its proper divisors (540833069).

1301113555 is a wasteful number, since it uses less digits than its factorization.

1301113555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199226.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 1301113555 is about 36070.9516786014. The cubic root of 1301113555 is about 1091.7044161787.

Adding to 1301113555 its reverse (5553111031), we get a palindrome (6854224586).

The spelling of 1301113555 in words is "one billion, three hundred one million, one hundred thirteen thousand, five hundred fifty-five".