1049681335 has 4 divisors (see below), whose sum is σ = 1259617608. Its totient is φ = 839745064.

The previous prime is 1049681333. The next prime is 1049681357. The reversal of 1049681335 is 5331869401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1049681335 - 2¹ = 1049681333 is a prime.

It is a super-2 number, since 2×1049681335² = 2203661810094764450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049681333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104968129 + ... + 104968138.

It is an arithmetic number, because the mean of its divisors is an integer number (314904402).

Almost surely, 2^1049681335 is an apocalyptic number.

1049681335 is a deficient number, since it is larger than the sum of its proper divisors (209936273).

1049681335 is an equidigital number, since it uses as much as digits as its factorization.

1049681335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209936272.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 1049681335 is about 32398.7860112073. The cubic root of 1049681335 is about 1016.2935242065.

The spelling of 1049681335 in words is "one billion, forty-nine million, six hundred eighty-one thousand, three hundred thirty-five".