2153467 has 4 divisors (see below), whose sum is σ = 2247120. Its totient is φ = 2059816.

The previous prime is 2153449. The next prime is 2153471. The reversal of 2153467 is 7643512.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2153467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153267) 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, 46792 + ... + 46837.

It is an arithmetic number, because the mean of its divisors is an integer number (561780).

2^2153467 is an apocalyptic number.

2153467 is a deficient number, since it is larger than the sum of its proper divisors (93653).

2153467 is an equidigital number, since it uses as much as digits as its factorization.

2153467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93652.

The product of its digits is 5040, while the sum is 28.

The square root of 2153467 is about 1467.4695908263. The cubic root of 2153467 is about 129.1356264411.

Adding to 2153467 its reverse (7643512), we get a palindrome (9796979).

The spelling of 2153467 in words is "two million, one hundred fifty-three thousand, four hundred sixty-seven".