2134531727 has 4 divisors (see below), whose sum is σ = 2155255440. Its totient is φ = 2113808016.

The previous prime is 2134531697. The next prime is 2134531741. The reversal of 2134531727 is 7271354312.

It is a happy number.

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 2134531727 - 2¹⁸ = 2134269583 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 (2134531757) 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, 10361702 + ... + 10361907.

It is an arithmetic number, because the mean of its divisors is an integer number (538813860).

Almost surely, 2^2134531727 is an apocalyptic number.

2134531727 is a deficient number, since it is larger than the sum of its proper divisors (20723713).

2134531727 is a wasteful number, since it uses less digits than its factorization.

2134531727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20723712.

The product of its digits is 35280, while the sum is 35.

The square root of 2134531727 is about 46200.9927057850. The cubic root of 2134531727 is about 1287.5601835945.

The spelling of 2134531727 in words is "two billion, one hundred thirty-four million, five hundred thirty-one thousand, seven hundred twenty-seven".