1013434681 has 8 divisors (see below), whose sum is σ = 1177842240. Its totient is φ = 853934928.

The previous prime is 1013434661. The next prime is 1013434703. The reversal of 1013434681 is 1864343101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1013434681 - 2¹¹ = 1013432633 is a prime.

It is a super-2 number, since 2×1013434681² = 2054099705307143522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013434661) 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 7 ways as a sum of consecutive naturals, for example, 1226506 + ... + 1227331.

It is an arithmetic number, because the mean of its divisors is an integer number (147230280).

Almost surely, 2^1013434681 is an apocalyptic number.

It is an amenable number.

1013434681 is a deficient number, since it is larger than the sum of its proper divisors (164407559).

1013434681 is an equidigital number, since it uses as much as digits as its factorization.

1013434681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453903.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1013434681 is about 31834.4888603540. The cubic root of 1013434681 is about 1004.4583208365.

Adding to 1013434681 its reverse (1864343101), we get a palindrome (2877777782).

The spelling of 1013434681 in words is "one billion, thirteen million, four hundred thirty-four thousand, six hundred eighty-one".