11891452 has 6 divisors (see below), whose sum is σ = 20810048. Its totient is φ = 5945724.

The previous prime is 11891431. The next prime is 11891461. The reversal of 11891452 is 25419811.

It is a happy number.

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, 1486428 + ... + 1486435.

Almost surely, 2^11891452 is an apocalyptic number.

It is an amenable number.

11891452 is a deficient number, since it is larger than the sum of its proper divisors (8918596).

11891452 is a wasteful number, since it uses less digits than its factorization.

11891452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2972867 (or 2972865 counting only the distinct ones).

The product of its digits is 2880, while the sum is 31.

The square root of 11891452 is about 3448.3984688548. The cubic root of 11891452 is about 228.2504429739.

The spelling of 11891452 in words is "eleven million, eight hundred ninety-one thousand, four hundred fifty-two".