1020630339 has 6 divisors (see below), whose sum is σ = 1474243836. Its totient is φ = 680420220.

The previous prime is 1020630337. The next prime is 1020630367. The reversal of 1020630339 is 9330360201.

1020630339 is a `hidden beast` number, since 1 + 0 + 20 + 630 + 3 + 3 + 9 = 666.

It is not a de Polignac number, because 1020630339 - 2¹ = 1020630337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020630337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56701677 + ... + 56701694.

It is an arithmetic number, because the mean of its divisors is an integer number (245707306).

Almost surely, 2^1020630339 is an apocalyptic number.

1020630339 is a deficient number, since it is larger than the sum of its proper divisors (453613497).

1020630339 is a wasteful number, since it uses less digits than its factorization.

1020630339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113403377 (or 113403374 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 1020630339 is about 31947.3056610413. The cubic root of 1020630339 is about 1006.8300242306.

The spelling of 1020630339 in words is "one billion, twenty million, six hundred thirty thousand, three hundred thirty-nine".