1020044134 has 4 divisors (see below), whose sum is σ = 1530066204. Its totient is φ = 510022066.

The previous prime is 1020044131. The next prime is 1020044159. The reversal of 1020044134 is 4314400201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020044131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255011032 + ... + 255011035.

It is an arithmetic number, because the mean of its divisors is an integer number (382516551).

Almost surely, 2^1020044134 is an apocalyptic number.

1020044134 is a deficient number, since it is larger than the sum of its proper divisors (510022070).

1020044134 is an equidigital number, since it uses as much as digits as its factorization.

1020044134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510022069.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1020044134 is about 31938.1297824403. The cubic root of 1020044134 is about 1006.6372277451.

Adding to 1020044134 its reverse (4314400201), we get a palindrome (5334444335).

The spelling of 1020044134 in words is "one billion, twenty million, forty-four thousand, one hundred thirty-four".