10919149 has 2 divisors, whose sum is σ = 10919150. Its totient is φ = 10919148.

The previous prime is 10919141. The next prime is 10919173. The reversal of 10919149 is 94191901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5546025 + 5373124 = 2355^2 + 2318^2 .

It is a cyclic number.

It is not a de Polignac number, because 10919149 - 2³ = 10919141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10919141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5459574 + 5459575.

It is an arithmetic number, because the mean of its divisors is an integer number (5459575).

Almost surely, 2^10919149 is an apocalyptic number.

It is an amenable number.

10919149 is a deficient number, since it is larger than the sum of its proper divisors (1).

10919149 is an equidigital number, since it uses as much as digits as its factorization.

10919149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 10919149 is about 3304.4135637054. The cubic root of 10919149 is about 221.8517867403.

The spelling of 10919149 in words is "ten million, nine hundred nineteen thousand, one hundred forty-nine".