2134657 has 8 divisors (see below), whose sum is σ = 2448576. Its totient is φ = 1822992.

The previous prime is 2134637. The next prime is 2134697. The reversal of 2134657 is 7564312.

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

It is a cyclic number.

It is not a de Polignac number, because 2134657 - 2⁷ = 2134529 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (2134637) 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, 2943 + ... + 3595.

It is an arithmetic number, because the mean of its divisors is an integer number (306072).

2^2134657 is an apocalyptic number.

It is an amenable number.

2134657 is a deficient number, since it is larger than the sum of its proper divisors (313919).

2134657 is an equidigital number, since it uses as much as digits as its factorization.

2134657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127.

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

The square root of 2134657 is about 1461.0465427220. The cubic root of 2134657 is about 128.7585371535.

Adding to 2134657 its reverse (7564312), we get a palindrome (9698969).

The spelling of 2134657 in words is "two million, one hundred thirty-four thousand, six hundred fifty-seven".