534525691 has 4 divisors (see below), whose sum is σ = 610886512. Its totient is φ = 458164872.

The previous prime is 534525619. The next prime is 534525703. The reversal of 534525691 is 196525435.

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 534525691 - 2⁹ = 534525179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534525391) 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, 38180400 + ... + 38180413.

It is an arithmetic number, because the mean of its divisors is an integer number (152721628).

Almost surely, 2^534525691 is an apocalyptic number.

534525691 is a deficient number, since it is larger than the sum of its proper divisors (76360821).

534525691 is an equidigital number, since it uses as much as digits as its factorization.

534525691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76360820.

The product of its digits is 162000, while the sum is 40.

The square root of 534525691 is about 23119.8116558072. The cubic root of 534525691 is about 811.5641629433.

The spelling of 534525691 in words is "five hundred thirty-four million, five hundred twenty-five thousand, six hundred ninety-one".