1020334413 has 16 divisors (see below), whose sum is σ = 1558975616. Its totient is φ = 581480640.

The previous prime is 1020334361. The next prime is 1020334417. The reversal of 1020334413 is 3144330201.

It is not a de Polignac number, because 1020334413 - 2¹² = 1020330317 is a prime.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1020334413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020334417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57298 + ... + 72963.

It is an arithmetic number, because the mean of its divisors is an integer number (97435976).

Almost surely, 2^1020334413 is an apocalyptic number.

It is an amenable number.

1020334413 is a deficient number, since it is larger than the sum of its proper divisors (538641203).

1020334413 is a wasteful number, since it uses less digits than its factorization.

1020334413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130644.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1020334413 is about 31942.6738548920. The cubic root of 1020334413 is about 1006.7327065988.

Adding to 1020334413 its reverse (3144330201), we get a palindrome (4164664614).

The spelling of 1020334413 in words is "one billion, twenty million, three hundred thirty-four thousand, four hundred thirteen".