11420167 has 8 divisors (see below), whose sum is σ = 13000320. Its totient is φ = 9930360.

The previous prime is 11420131. The next prime is 11420173. The reversal of 11420167 is 76102411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11420167 - 2¹¹ = 11418119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22317 + ... + 22822.

It is an arithmetic number, because the mean of its divisors is an integer number (1625040).

Almost surely, 2^11420167 is an apocalyptic number.

11420167 is a deficient number, since it is larger than the sum of its proper divisors (1580153).

11420167 is a wasteful number, since it uses less digits than its factorization.

11420167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45173.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 11420167 is about 3379.3737585535. The cubic root of 11420167 is about 225.1943473074.

Adding to 11420167 its reverse (76102411), we get a palindrome (87522578).

The spelling of 11420167 in words is "eleven million, four hundred twenty thousand, one hundred sixty-seven".