11491153 has 2 divisors, whose sum is σ = 11491154. Its totient is φ = 11491152.

The previous prime is 11491097. The next prime is 11491159. The reversal of 11491153 is 35119411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10870209 + 620944 = 3297^2 + 788^2 .

It is a cyclic number.

It is not a de Polignac number, because 11491153 - 2²¹ = 9394001 is a prime.

It is not a weakly prime, because it can be changed into another prime (11491159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5745576 + 5745577.

It is an arithmetic number, because the mean of its divisors is an integer number (5745577).

Almost surely, 2^11491153 is an apocalyptic number.

It is an amenable number.

11491153 is a deficient number, since it is larger than the sum of its proper divisors (1).

11491153 is an equidigital number, since it uses as much as digits as its factorization.

11491153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 25.

The square root of 11491153 is about 3389.8603216062. The cubic root of 11491153 is about 225.6599750110.

The spelling of 11491153 in words is "eleven million, four hundred ninety-one thousand, one hundred fifty-three".