1020340335 has 32 divisors (see below), whose sum is σ = 1909163520. Its totient is φ = 455591808.

The previous prime is 1020340327. The next prime is 1020340367. The reversal of 1020340335 is 5330430201.

It is not a de Polignac number, because 1020340335 - 2³ = 1020340327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108480 + ... + 117509.

It is an arithmetic number, because the mean of its divisors is an integer number (59661360).

Almost surely, 2^1020340335 is an apocalyptic number.

1020340335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1020340335 is a deficient number, since it is larger than the sum of its proper divisors (888823185).

1020340335 is a wasteful number, since it uses less digits than its factorization.

1020340335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226047.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 1020340335 is about 31942.7665520693. The cubic root of 1020340335 is about 1006.7346542804.

Adding to 1020340335 its reverse (5330430201), we get a palindrome (6350770536).

The spelling of 1020340335 in words is "one billion, twenty million, three hundred forty thousand, three hundred thirty-five".