9092020091 has 16 divisors (see below), whose sum is σ = 11495167488. Its totient is φ = 6984902400.

The previous prime is 9092020079. The next prime is 9092020109. The reversal of 9092020091 is 1900202909.

It is a de Polignac number, because none of the positive numbers 2^k-9092020091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9092020031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826070 + ... + 837003.

It is an arithmetic number, because the mean of its divisors is an integer number (718447968).

Almost surely, 2^9092020091 is an apocalyptic number.

9092020091 is a deficient number, since it is larger than the sum of its proper divisors (2403147397).

9092020091 is a wasteful number, since it uses less digits than its factorization.

9092020091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663162.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 9092020091 is about 95352.0848801955. The cubic root of 9092020091 is about 2087.1490389984.

The spelling of 9092020091 in words is "nine billion, ninety-two million, twenty thousand, ninety-one".