1020000739 has 2 divisors, whose sum is σ = 1020000740. Its totient is φ = 1020000738.

The previous prime is 1020000689. The next prime is 1020000743. The reversal of 1020000739 is 9370000201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020000739 - 2⁹ = 1020000227 is a prime.

It is a super-2 number, since 2×1020000739² = 2080803015121092242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1020003739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510000369 + 510000370.

It is an arithmetic number, because the mean of its divisors is an integer number (510000370).

Almost surely, 2^1020000739 is an apocalyptic number.

1020000739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020000739 is an equidigital number, since it uses as much as digits as its factorization.

1020000739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 1020000739 is about 31937.4504148343. The cubic root of 1020000739 is about 1006.6229526627.

The spelling of 1020000739 in words is "one billion, twenty million, seven hundred thirty-nine", and thus it is an aban number.