9190494349 has 2 divisors, whose sum is σ = 9190494350. Its totient is φ = 9190494348.

The previous prime is 9190494323. The next prime is 9190494367. The reversal of 9190494349 is 9434940919.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5155958025 + 4034536324 = 71805^2 + 63518^2 .

It is a cyclic number.

It is not a de Polignac number, because 9190494349 - 2⁷ = 9190494221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9190494296 and 9190494305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9190494149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4595247174 + 4595247175.

It is an arithmetic number, because the mean of its divisors is an integer number (4595247175).

Almost surely, 2^9190494349 is an apocalyptic number.

It is an amenable number.

9190494349 is a deficient number, since it is larger than the sum of its proper divisors (1).

9190494349 is an equidigital number, since it uses as much as digits as its factorization.

9190494349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The square root of 9190494349 is about 95867.0660289549. The cubic root of 9190494349 is about 2094.6571930705.

The spelling of 9190494349 in words is "nine billion, one hundred ninety million, four hundred ninety-four thousand, three hundred forty-nine".