802692091 has 2 divisors, whose sum is σ = 802692092. Its totient is φ = 802692090.

The previous prime is 802692071. The next prime is 802692101. The reversal of 802692091 is 190296208.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 802692091 - 2⁷ = 802691963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 802692091.

It is not a weakly prime, because it can be changed into another prime (802692001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401346045 + 401346046.

It is an arithmetic number, because the mean of its divisors is an integer number (401346046).

Almost surely, 2^802692091 is an apocalyptic number.

802692091 is a deficient number, since it is larger than the sum of its proper divisors (1).

802692091 is an equidigital number, since it uses as much as digits as its factorization.

802692091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 802692091 is about 28331.8211733732. The cubic root of 802692091 is about 929.3578991660.

The spelling of 802692091 in words is "eight hundred two million, six hundred ninety-two thousand, ninety-one".