11493671 has 4 divisors (see below), whose sum is σ = 13135632. Its totient is φ = 9851712.

The previous prime is 11493661. The next prime is 11493679. The reversal of 11493671 is 17639411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17639411 = 127 ⋅138893.

It is a cyclic number.

It is not a de Polignac number, because 11493671 - 2⁶ = 11493607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11493679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820970 + ... + 820983.

It is an arithmetic number, because the mean of its divisors is an integer number (3283908).

Almost surely, 2^11493671 is an apocalyptic number.

11493671 is a deficient number, since it is larger than the sum of its proper divisors (1641961).

11493671 is an equidigital number, since it uses as much as digits as its factorization.

11493671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641960.

The product of its digits is 4536, while the sum is 32.

The square root of 11493671 is about 3390.2317029961. The cubic root of 11493671 is about 225.6764563951.

The spelling of 11493671 in words is "eleven million, four hundred ninety-three thousand, six hundred seventy-one".