1020444316 has 6 divisors (see below), whose sum is σ = 1785777560. Its totient is φ = 510222156.

The previous prime is 1020444311. The next prime is 1020444331. The reversal of 1020444316 is 6134440201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020444311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127555536 + ... + 127555543.

Almost surely, 2^1020444316 is an apocalyptic number.

It is an amenable number.

1020444316 is a deficient number, since it is larger than the sum of its proper divisors (765333244).

1020444316 is a wasteful number, since it uses less digits than its factorization.

1020444316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255111083 (or 255111081 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1020444316 is about 31944.3941247913. The cubic root of 1020444316 is about 1006.7688512755.

Adding to 1020444316 its reverse (6134440201), we get a palindrome (7154884517).

The spelling of 1020444316 in words is "one billion, twenty million, four hundred forty-four thousand, three hundred sixteen".