1020352020739 has 8 divisors (see below), whose sum is σ = 1024416096768. Its totient is φ = 1016294402760.

The previous prime is 1020352020697. The next prime is 1020352020757. The reversal of 1020352020739 is 9370202530201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020352020739 - 2³⁵ = 985992282371 is a prime.

It is a super-2 number, since 2×1020352020739² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020352320739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1297767 + ... + 1930000.

It is an arithmetic number, because the mean of its divisors is an integer number (128052012096).

Almost surely, 2^{1020352020739} is an apocalyptic number.

1020352020739 is a deficient number, since it is larger than the sum of its proper divisors (4064076029).

1020352020739 is an equidigital number, since it uses as much as digits as its factorization.

1020352020739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229025.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 1020352020739 in words is "one trillion, twenty billion, three hundred fifty-two million, twenty thousand, seven hundred thirty-nine".