949055389 has 2 divisors, whose sum is σ = 949055390. Its totient is φ = 949055388.

The previous prime is 949055369. The next prime is 949055501. The reversal of 949055389 is 983550949.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 867008025 + 82047364 = 29445^2 + 9058^2 .

It is a cyclic number.

It is not a de Polignac number, because 949055389 - 2⁵ = 949055357 is a prime.

It is a super-2 number, since 2×949055389² = 1801412262779882642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949055369) 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, 474527694 + 474527695.

It is an arithmetic number, because the mean of its divisors is an integer number (474527695).

Almost surely, 2^949055389 is an apocalyptic number.

It is an amenable number.

949055389 is a deficient number, since it is larger than the sum of its proper divisors (1).

949055389 is an equidigital number, since it uses as much as digits as its factorization.

949055389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The square root of 949055389 is about 30806.7425898942. The cubic root of 949055389 is about 982.7216407381.

The spelling of 949055389 in words is "nine hundred forty-nine million, fifty-five thousand, three hundred eighty-nine".