2134577 has 4 divisors (see below), whose sum is σ = 2137716. Its totient is φ = 2131440.

The previous prime is 2134549. The next prime is 2134579. The reversal of 2134577 is 7754312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1948816 + 185761 = 1396^2 + 431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2134577 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 (2134579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74 + ... + 2067.

It is an arithmetic number, because the mean of its divisors is an integer number (534429).

2^2134577 is an apocalyptic number.

It is an amenable number.

2134577 is a deficient number, since it is larger than the sum of its proper divisors (3139).

2134577 is an equidigital number, since it uses as much as digits as its factorization.

2134577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3138.

The product of its digits is 5880, while the sum is 29.

The square root of 2134577 is about 1461.0191648298. The cubic root of 2134577 is about 128.7569286497.

Adding to 2134577 its reverse (7754312), we get a palindrome (9888889).

The spelling of 2134577 in words is "two million, one hundred thirty-four thousand, five hundred seventy-seven".