11920862 has 4 divisors (see below), whose sum is σ = 17881296. Its totient is φ = 5960430.

The previous prime is 11920837. The next prime is 11920871. The reversal of 11920862 is 26802911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26802911 = 37 ⋅724403.

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, 2980214 + ... + 2980217.

It is an arithmetic number, because the mean of its divisors is an integer number (4470324).

Almost surely, 2^11920862 is an apocalyptic number.

11920862 is a deficient number, since it is larger than the sum of its proper divisors (5960434).

11920862 is an equidigital number, since it uses as much as digits as its factorization.

11920862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960433.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 11920862 is about 3452.6601338678. The cubic root of 11920862 is about 228.4384581139.

The spelling of 11920862 in words is "eleven million, nine hundred twenty thousand, eight hundred sixty-two".