1011385135 has 8 divisors (see below), whose sum is σ = 1215113760. Its totient is φ = 808140384.

The previous prime is 1011385087. The next prime is 1011385159. The reversal of 1011385135 is 5315831101.

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

It is a cyclic number.

It is not a de Polignac number, because 1011385135 - 2¹⁹ = 1010860847 is a prime.

It is a congruent 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, 116352 + ... + 124741.

It is an arithmetic number, because the mean of its divisors is an integer number (151889220).

Almost surely, 2^1011385135 is an apocalyptic number.

1011385135 is a deficient number, since it is larger than the sum of its proper divisors (203728625).

1011385135 is an equidigital number, since it uses as much as digits as its factorization.

1011385135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241937.

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 1011385135 is about 31802.2819149821. The cubic root of 1011385135 is about 1003.7807330438.

The spelling of 1011385135 in words is "one billion, eleven million, three hundred eighty-five thousand, one hundred thirty-five".