11643374 has 4 divisors (see below), whose sum is σ = 17465064. Its totient is φ = 5821686.

The previous prime is 11643367. The next prime is 11643389. The reversal of 11643374 is 47334611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47334611 = 1543 ⋅30677.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2910842 + ... + 2910845.

It is an arithmetic number, because the mean of its divisors is an integer number (4366266).

Almost surely, 2^11643374 is an apocalyptic number.

11643374 is a deficient number, since it is larger than the sum of its proper divisors (5821690).

11643374 is an equidigital number, since it uses as much as digits as its factorization.

11643374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5821689.

The product of its digits is 6048, while the sum is 29.

The square root of 11643374 is about 3412.2388544766. The cubic root of 11643374 is about 226.6520314465.

Adding to 11643374 its reverse (47334611), we get a palindrome (58977985).

The spelling of 11643374 in words is "eleven million, six hundred forty-three thousand, three hundred seventy-four".