928741091 has 2 divisors, whose sum is σ = 928741092. Its totient is φ = 928741090.

The previous prime is 928741063. The next prime is 928741097. The reversal of 928741091 is 190147829.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 928741091 - 2⁶ = 928741027 is a prime.

It is a super-2 number, since 2×928741091² = 1725120028223740562, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (928741097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464370545 + 464370546.

It is an arithmetic number, because the mean of its divisors is an integer number (464370546).

Almost surely, 2^928741091 is an apocalyptic number.

928741091 is a deficient number, since it is larger than the sum of its proper divisors (1).

928741091 is an equidigital number, since it uses as much as digits as its factorization.

928741091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 928741091 is about 30475.2537479182. The cubic root of 928741091 is about 975.6593711191.

The spelling of 928741091 in words is "nine hundred twenty-eight million, seven hundred forty-one thousand, ninety-one".