1020434353 has 4 divisors (see below), whose sum is σ = 1064801088. Its totient is φ = 976067620.

The previous prime is 1020434341. The next prime is 1020434357. The reversal of 1020434353 is 3534340201.

1020434353 is nontrivially palindromic in base 11.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1020434353 - 2²⁵ = 986879921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020434357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22183333 + ... + 22183378.

It is an arithmetic number, because the mean of its divisors is an integer number (266200272).

Almost surely, 2^1020434353 is an apocalyptic number.

It is an amenable number.

1020434353 is a deficient number, since it is larger than the sum of its proper divisors (44366735).

1020434353 is an equidigital number, since it uses as much as digits as its factorization.

1020434353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44366734.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1020434353 is about 31944.2381815563. The cubic root of 1020434353 is about 1006.7655747711.

Adding to 1020434353 its reverse (3534340201), we get a palindrome (4554774554).

The spelling of 1020434353 in words is "one billion, twenty million, four hundred thirty-four thousand, three hundred fifty-three".