1020314434 has 4 divisors (see below), whose sum is σ = 1530471654. Its totient is φ = 510157216.

The previous prime is 1020314419. The next prime is 1020314461. The reversal of 1020314434 is 4344130201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4344130201 = 9721 ⋅446881.

It can be written as a sum of positive squares in only one way, i.e., 1019205625 + 1108809 = 31925^2 + 1053^2 .

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 as a sum of consecutive naturals, namely, 255078607 + ... + 255078610.

Almost surely, 2^1020314434 is an apocalyptic number.

1020314434 is a deficient number, since it is larger than the sum of its proper divisors (510157220).

1020314434 is an equidigital number, since it uses as much as digits as its factorization.

1020314434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510157219.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1020314434 is about 31942.3611212446. The cubic root of 1020314434 is about 1006.7261356668.

Adding to 1020314434 its reverse (4344130201), we get a palindrome (5364444635).

The spelling of 1020314434 in words is "one billion, twenty million, three hundred fourteen thousand, four hundred thirty-four".