9401149 has 2 divisors, whose sum is σ = 9401150. Its totient is φ = 9401148.

The previous prime is 9401123. The next prime is 9401167. The reversal of 9401149 is 9411049.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8732025 + 669124 = 2955^2 + 818^2 .

It is an emirp because it is prime and its reverse (9411049) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9401149 is a prime.

It is equal to p₆₂₇₄₈₁ and since 9401149 and 627481 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9401849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4700574 + 4700575.

It is an arithmetic number, because the mean of its divisors is an integer number (4700575).

Almost surely, 2^9401149 is an apocalyptic number.

It is an amenable number.

9401149 is a deficient number, since it is larger than the sum of its proper divisors (1).

9401149 is an equidigital number, since it uses as much as digits as its factorization.

9401149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 9401149 is about 3066.1293188644. The cubic root of 9401149 is about 211.0540280773.

The spelling of 9401149 in words is "nine million, four hundred one thousand, one hundred forty-nine".