90951349 has 2 divisors, whose sum is σ = 90951350. Its totient is φ = 90951348.

The previous prime is 90951323. The next prime is 90951359. The reversal of 90951349 is 94315909.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69189124 + 21762225 = 8318^2 + 4665^2 .

It is a cyclic number.

It is not a de Polignac number, because 90951349 - 2¹¹ = 90949301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90951319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45475674 + 45475675.

It is an arithmetic number, because the mean of its divisors is an integer number (45475675).

Almost surely, 2^90951349 is an apocalyptic number.

It is an amenable number.

90951349 is a deficient number, since it is larger than the sum of its proper divisors (1).

90951349 is an equidigital number, since it uses as much as digits as its factorization.

90951349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 90951349 is about 9536.8416679737. The cubic root of 90951349 is about 449.7139729678.

The spelling of 90951349 in words is "ninety million, nine hundred fifty-one thousand, three hundred forty-nine".