105537532099 has 4 divisors (see below), whose sum is σ = 105543684136. Its totient is φ = 105531380064.

The previous prime is 105537532081. The next prime is 105537532127. The reversal of 105537532099 is 990235735501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990235735501 = 142057 ⋅6970693.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105537532099 is a prime.

It is a super-2 number, since 2×105537532099² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105537532019) 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, 3050214 + ... + 3084619.

It is an arithmetic number, because the mean of its divisors is an integer number (26385921034).

Almost surely, 2^105537532099 is an apocalyptic number.

105537532099 is a deficient number, since it is larger than the sum of its proper divisors (6152037).

105537532099 is an equidigital number, since it uses as much as digits as its factorization.

105537532099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6152036.

The product of its (nonzero) digits is 1275750, while the sum is 49.

The spelling of 105537532099 in words is "one hundred five billion, five hundred thirty-seven million, five hundred thirty-two thousand, ninety-nine".