10971838 has 4 divisors (see below), whose sum is σ = 16457760. Its totient is φ = 5485918.

The previous prime is 10971791. The next prime is 10971839. The reversal of 10971838 is 83817901.

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

It is a junction number, because it is equal to n+sod(n) for n = 10971797 and 10971806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10971839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2742958 + ... + 2742961.

It is an arithmetic number, because the mean of its divisors is an integer number (4114440).

Almost surely, 2^10971838 is an apocalyptic number.

10971838 is a deficient number, since it is larger than the sum of its proper divisors (5485922).

10971838 is an equidigital number, since it uses as much as digits as its factorization.

10971838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5485921.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 10971838 is about 3312.3764882634. The cubic root of 10971838 is about 222.2080537448.

The spelling of 10971838 in words is "ten million, nine hundred seventy-one thousand, eight hundred thirty-eight".