1013795871 has 16 divisors (see below), whose sum is σ = 1475203968. Its totient is φ = 614175200.

The previous prime is 1013795837. The next prime is 1013795873. The reversal of 1013795871 is 1785973101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1013795871 - 2⁹ = 1013795359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013795873) 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 15 ways as a sum of consecutive naturals, for example, 109981 + ... + 118841.

It is an arithmetic number, because the mean of its divisors is an integer number (92200248).

Almost surely, 2^1013795871 is an apocalyptic number.

1013795871 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1013795871 is a deficient number, since it is larger than the sum of its proper divisors (461408097).

1013795871 is a wasteful number, since it uses less digits than its factorization.

1013795871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12342.

The product of its (nonzero) digits is 52920, while the sum is 42.

The square root of 1013795871 is about 31840.1612904206. The cubic root of 1013795871 is about 1004.5776369324.

The spelling of 1013795871 in words is "one billion, thirteen million, seven hundred ninety-five thousand, eight hundred seventy-one".