1020456633043 has 8 divisors (see below), whose sum is σ = 1040318941616. Its totient is φ = 1000695405600.

The previous prime is 1020456632977. The next prime is 1020456633089. The reversal of 1020456633043 is 3403366540201.

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 1020456633043 - 2¹³ = 1020456624851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1020456632993 and 1020456633011.

It is not an unprimeable number, because it can be changed into a prime (1020456637043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25249896 + ... + 25290277.

It is an arithmetic number, because the mean of its divisors is an integer number (130039867702).

Almost surely, 2^{1020456633043} is an apocalyptic number.

1020456633043 is a deficient number, since it is larger than the sum of its proper divisors (19862308573).

1020456633043 is an equidigital number, since it uses as much as digits as its factorization.

1020456633043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50540565.

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 1020456633043 in words is "one trillion, twenty billion, four hundred fifty-six million, six hundred thirty-three thousand, forty-three".