1011009320639 has 2 divisors, whose sum is σ = 1011009320640. Its totient is φ = 1011009320638.

The previous prime is 1011009320603. The next prime is 1011009320669. The reversal of 1011009320639 is 9360239001101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011009320639 - 2²⁴ = 1010992543423 is a prime.

It is a super-2 number, since 2×1011009320639² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011009320599 and 1011009320608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011009320669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505504660319 + 505504660320.

It is an arithmetic number, because the mean of its divisors is an integer number (505504660320).

Almost surely, 2^{1011009320639} is an apocalyptic number.

1011009320639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011009320639 is an equidigital number, since it uses as much as digits as its factorization.

1011009320639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 35.

The spelling of 1011009320639 in words is "one trillion, eleven billion, nine million, three hundred twenty thousand, six hundred thirty-nine".