11973459 has 16 divisors (see below), whose sum is σ = 16498080. Its totient is φ = 7718400.

The previous prime is 11973443. The next prime is 11973461. The reversal of 11973459 is 95437911.

It is a happy number.

It is not a de Polignac number, because 11973459 - 2⁴ = 11973443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11973419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29659 + ... + 30059.

It is an arithmetic number, because the mean of its divisors is an integer number (1031130).

Almost surely, 2^11973459 is an apocalyptic number.

11973459 is a deficient number, since it is larger than the sum of its proper divisors (4524621).

11973459 is a wasteful number, since it uses less digits than its factorization.

11973459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710.

The product of its digits is 34020, while the sum is 39.

The square root of 11973459 is about 3460.2686311904. The cubic root of 11973459 is about 228.7739358034.

It can be divided in two parts, 1197 and 3459, that added together give a triangular number (4656 = T₉₆).

The spelling of 11973459 in words is "eleven million, nine hundred seventy-three thousand, four hundred fifty-nine".