12071474 has 4 divisors (see below), whose sum is σ = 18107214. Its totient is φ = 6035736.

The previous prime is 12071467. The next prime is 12071489. The reversal of 12071474 is 47417021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9653449 + 2418025 = 3107^2 + 1555^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3017867 + ... + 3017870.

Almost surely, 2^12071474 is an apocalyptic number.

12071474 is a deficient number, since it is larger than the sum of its proper divisors (6035740).

12071474 is an equidigital number, since it uses as much as digits as its factorization.

12071474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035739.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 12071474 is about 3474.4026824765. The cubic root of 12071474 is about 229.3964896328.

Adding to 12071474 its reverse (47417021), we get a palindrome (59488495).

The spelling of 12071474 in words is "twelve million, seventy-one thousand, four hundred seventy-four".