11202491 has 2 divisors, whose sum is σ = 11202492. Its totient is φ = 11202490.

The previous prime is 11202479. The next prime is 11202493. The reversal of 11202491 is 19420211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11202491 - 2¹⁴ = 11186107 is a prime.

Together with 11202493, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11202493) 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, 5601245 + 5601246.

It is an arithmetic number, because the mean of its divisors is an integer number (5601246).

Almost surely, 2^11202491 is an apocalyptic number.

11202491 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202491 is an equidigital number, since it uses as much as digits as its factorization.

11202491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 11202491 is about 3347.0122497535. The cubic root of 11202491 is about 223.7543744138.

The spelling of 11202491 in words is "eleven million, two hundred two thousand, four hundred ninety-one".