534140591 has 4 divisors (see below), whose sum is σ = 536357184. Its totient is φ = 531924000.

The previous prime is 534140587. The next prime is 534140611. The reversal of 534140591 is 195041435.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 195041435 = 5 ⋅39008287.

It is a cyclic number.

It is not a de Polignac number, because 534140591 - 2² = 534140587 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 (534142591) 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, 1107935 + ... + 1108416.

It is an arithmetic number, because the mean of its divisors is an integer number (134089296).

Almost surely, 2^534140591 is an apocalyptic number.

534140591 is a deficient number, since it is larger than the sum of its proper divisors (2216593).

534140591 is a wasteful number, since it uses less digits than its factorization.

534140591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216592.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 534140591 is about 23111.4818001789. The cubic root of 534140591 is about 811.3692184972.

The spelling of 534140591 in words is "five hundred thirty-four million, one hundred forty thousand, five hundred ninety-one".