11506474 has 12 divisors (see below), whose sum is σ = 20077794. Its totient is φ = 4931304.

The previous prime is 11506471. The next prime is 11506477. The reversal of 11506474 is 47460511.

It is an interprime number because it is at equal distance from previous prime (11506471) and next prime (11506477).

It can be written as a sum of positive squares in only one way, i.e., 7800849 + 3705625 = 2793^2 + 1925^2 .

It is not an unprimeable number, because it can be changed into a prime (11506471) 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 5 ways as a sum of consecutive naturals, for example, 58609 + ... + 58804.

Almost surely, 2^11506474 is an apocalyptic number.

11506474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11506474 is a deficient number, since it is larger than the sum of its proper divisors (8571320).

11506474 is a wasteful number, since it uses less digits than its factorization.

11506474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117429 (or 117422 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 11506474 is about 3392.1193964836. The cubic root of 11506474 is about 225.7602202772.

Adding to 11506474 its reverse (47460511), we get a palindrome (58966985).

The spelling of 11506474 in words is "eleven million, five hundred six thousand, four hundred seventy-four".