1068144635 has 8 divisors (see below), whose sum is σ = 1282062816. Its totient is φ = 854322880.

The previous prime is 1068144611. The next prime is 1068144653. The reversal of 1068144635 is 5364418601.

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

It is not a de Polignac number, because 1068144635 - 2¹⁶ = 1068079099 is a prime.

It is a super-2 number, since 2×1068144635² = 2281865922558566450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3050 + ... + 46320.

It is an arithmetic number, because the mean of its divisors is an integer number (160257852).

Almost surely, 2^1068144635 is an apocalyptic number.

1068144635 is a deficient number, since it is larger than the sum of its proper divisors (213918181).

1068144635 is an equidigital number, since it uses as much as digits as its factorization.

1068144635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48213.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 1068144635 is about 32682.4820813842. The cubic root of 1068144635 is about 1022.2176008486.

The spelling of 1068144635 in words is "one billion, sixty-eight million, one hundred forty-four thousand, six hundred thirty-five".