11892103 has 4 divisors (see below), whose sum is σ = 12014800. Its totient is φ = 11769408.

The previous prime is 11892079. The next prime is 11892109. The reversal of 11892103 is 30129811.

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

It is a cyclic number.

It is not a de Polignac number, because 11892103 - 2⁹ = 11891591 is a prime.

It is a super-2 number, since 2×11892103² = 282844227525218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11892109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61203 + ... + 61396.

It is an arithmetic number, because the mean of its divisors is an integer number (3003700).

Almost surely, 2^11892103 is an apocalyptic number.

11892103 is a deficient number, since it is larger than the sum of its proper divisors (122697).

11892103 is an equidigital number, since it uses as much as digits as its factorization.

11892103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122696.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 11892103 is about 3448.4928592068. The cubic root of 11892103 is about 228.2546081038.

The spelling of 11892103 in words is "eleven million, eight hundred ninety-two thousand, one hundred three".