2153406347 has 2 divisors, whose sum is σ = 2153406348. Its totient is φ = 2153406346.

The previous prime is 2153406329. The next prime is 2153406407. The reversal of 2153406347 is 7436043512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2153406347 - 2²⁸ = 1884970891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2153406317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076703173 + 1076703174.

It is an arithmetic number, because the mean of its divisors is an integer number (1076703174).

Almost surely, 2^2153406347 is an apocalyptic number.

2153406347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153406347 is an equidigital number, since it uses as much as digits as its factorization.

2153406347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 2153406347 is about 46404.8095244448. The cubic root of 2153406347 is about 1291.3441404943.

Adding to 2153406347 its reverse (7436043512), we get a palindrome (9589449859).

The spelling of 2153406347 in words is "two billion, one hundred fifty-three million, four hundred six thousand, three hundred forty-seven".