949490123069 has 2 divisors, whose sum is σ = 949490123070. Its totient is φ = 949490123068.

The previous prime is 949490123051. The next prime is 949490123081. The reversal of 949490123069 is 960321094949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 945882679225 + 3607443844 = 972565^2 + 60062^2 .

It is a cyclic number.

It is not a de Polignac number, because 949490123069 - 2²⁸ = 949221687613 is a prime.

It is a super-2 number, since 2×949490123069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949490123269) 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, 474745061534 + 474745061535.

It is an arithmetic number, because the mean of its divisors is an integer number (474745061535).

Almost surely, 2^949490123069 is an apocalyptic number.

It is an amenable number.

949490123069 is a deficient number, since it is larger than the sum of its proper divisors (1).

949490123069 is an equidigital number, since it uses as much as digits as its factorization.

949490123069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The spelling of 949490123069 in words is "nine hundred forty-nine billion, four hundred ninety million, one hundred twenty-three thousand, sixty-nine".