11958493 has 2 divisors, whose sum is σ = 11958494. Its totient is φ = 11958492.

The previous prime is 11958487. The next prime is 11958509. The reversal of 11958493 is 39485911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11957764 + 729 = 3458^2 + 27^2 .

It is a cyclic number.

It is not a de Polignac number, because 11958493 - 2¹⁷ = 11827421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11958433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5979246 + 5979247.

It is an arithmetic number, because the mean of its divisors is an integer number (5979247).

Almost surely, 2^11958493 is an apocalyptic number.

It is an amenable number.

11958493 is a deficient number, since it is larger than the sum of its proper divisors (1).

11958493 is an equidigital number, since it uses as much as digits as its factorization.

11958493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 40.

The square root of 11958493 is about 3458.1054061437. The cubic root of 11958493 is about 228.6785788357.

The spelling of 11958493 in words is "eleven million, nine hundred fifty-eight thousand, four hundred ninety-three".