5222661091 has 2 divisors, whose sum is σ = 5222661092. Its totient is φ = 5222661090.

The previous prime is 5222661079. The next prime is 5222661107. The reversal of 5222661091 is 1901662225.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5222661091 - 2⁹ = 5222660579 is a prime.

It is not a weakly prime, because it can be changed into another prime (5222661071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611330545 + 2611330546.

It is an arithmetic number, because the mean of its divisors is an integer number (2611330546).

Almost surely, 2^5222661091 is an apocalyptic number.

5222661091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5222661091 is an equidigital number, since it uses as much as digits as its factorization.

5222661091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 5222661091 is about 72267.9810912136. The cubic root of 5222661091 is about 1734.9912205454.

The spelling of 5222661091 in words is "five billion, two hundred twenty-two million, six hundred sixty-one thousand, ninety-one".