2134400267 has 4 divisors (see below), whose sum is σ = 2138346096. Its totient is φ = 2130454440.

The previous prime is 2134400249. The next prime is 2134400287. The reversal of 2134400267 is 7620044312.

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

It is a cyclic number.

It is not a de Polignac number, because 2134400267 - 2⁸ = 2134400011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2134400287) 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, 1972103 + ... + 1973184.

It is an arithmetic number, because the mean of its divisors is an integer number (534586524).

Almost surely, 2^2134400267 is an apocalyptic number.

2134400267 is a deficient number, since it is larger than the sum of its proper divisors (3945829).

2134400267 is an equidigital number, since it uses as much as digits as its factorization.

2134400267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3945828.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 2134400267 is about 46199.5699871763. The cubic root of 2134400267 is about 1287.5337506093.

Adding to 2134400267 its reverse (7620044312), we get a palindrome (9754444579).

The spelling of 2134400267 in words is "two billion, one hundred thirty-four million, four hundred thousand, two hundred sixty-seven".