1020009193933 has 2 divisors, whose sum is σ = 1020009193934. Its totient is φ = 1020009193932.

The previous prime is 1020009193921. The next prime is 1020009193939. The reversal of 1020009193933 is 3393919000201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 718566468489 + 301442725444 = 847683^2 + 549038^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020009193933 - 2⁵ = 1020009193901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020009193939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510004596966 + 510004596967.

It is an arithmetic number, because the mean of its divisors is an integer number (510004596967).

Almost surely, 2^{1020009193933} is an apocalyptic number.

It is an amenable number.

1020009193933 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020009193933 is an equidigital number, since it uses as much as digits as its factorization.

1020009193933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39366, while the sum is 40.

The spelling of 1020009193933 in words is "one trillion, twenty billion, nine million, one hundred ninety-three thousand, nine hundred thirty-three".