10999870073 has 2 divisors, whose sum is σ = 10999870074. Its totient is φ = 10999870072.

The previous prime is 10999870067. The next prime is 10999870099. The reversal of 10999870073 is 37007899901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9831119104 + 1168750969 = 99152^2 + 34187^2 .

It is a cyclic number.

It is not a de Polignac number, because 10999870073 - 2⁸ = 10999869817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10999869997 and 10999870024.

It is not a weakly prime, because it can be changed into another prime (10999870003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5499935036 + 5499935037.

It is an arithmetic number, because the mean of its divisors is an integer number (5499935037).

Almost surely, 2^10999870073 is an apocalyptic number.

It is an amenable number.

10999870073 is a deficient number, since it is larger than the sum of its proper divisors (1).

10999870073 is an equidigital number, since it uses as much as digits as its factorization.

10999870073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 857304, while the sum is 53.

The spelling of 10999870073 in words is "ten billion, nine hundred ninety-nine million, eight hundred seventy thousand, seventy-three".