1011204135 has 16 divisors (see below), whose sum is σ = 1797696480. Its totient is φ = 539308800.

The previous prime is 1011204109. The next prime is 1011204143. The reversal of 1011204135 is 5314021101.

It is not a de Polignac number, because 1011204135 - 2¹⁵ = 1011171367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3745066 + ... + 3745335.

It is an arithmetic number, because the mean of its divisors is an integer number (112356030).

Almost surely, 2^1011204135 is an apocalyptic number.

1011204135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1011204135 is a deficient number, since it is larger than the sum of its proper divisors (786492345).

1011204135 is an equidigital number, since it uses as much as digits as its factorization.

1011204135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7490415 (or 7490409 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1011204135 is about 31799.4360799056. The cubic root of 1011204135 is about 1003.7208497723.

Adding to 1011204135 its reverse (5314021101), we get a palindrome (6325225236).

The spelling of 1011204135 in words is "one billion, eleven million, two hundred four thousand, one hundred thirty-five".