10534020091 has 8 divisors (see below), whose sum is σ = 12079970784. Its totient is φ = 8998342080.

The previous prime is 10534020061. The next prime is 10534020113. The reversal of 10534020091 is 19002043501.

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

It is not a de Polignac number, because 10534020091 - 2²³ = 10525631483 is a prime.

It is a super-2 number, since 2×10534020091² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10534020031) 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, 2565970 + ... + 2570071.

It is an arithmetic number, because the mean of its divisors is an integer number (1509996348).

Almost surely, 2^10534020091 is an apocalyptic number.

10534020091 is a deficient number, since it is larger than the sum of its proper divisors (1545950693).

10534020091 is an equidigital number, since it uses as much as digits as its factorization.

10534020091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5136341.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 10534020091 its reverse (19002043501), we get a palindrome (29536063592).

The spelling of 10534020091 in words is "ten billion, five hundred thirty-four million, twenty thousand, ninety-one".