105508032407 has 2 divisors, whose sum is σ = 105508032408. Its totient is φ = 105508032406.

The previous prime is 105508032359. The next prime is 105508032431. The reversal of 105508032407 is 704230805501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105508032407 - 2⁸ = 105508032151 is a prime.

It is a super-2 number, since 2×105508032407² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105508032437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52754016203 + 52754016204.

It is an arithmetic number, because the mean of its divisors is an integer number (52754016204).

Almost surely, 2^105508032407 is an apocalyptic number.

105508032407 is a deficient number, since it is larger than the sum of its proper divisors (1).

105508032407 is an equidigital number, since it uses as much as digits as its factorization.

105508032407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 105508032407 its reverse (704230805501), we get a palindrome (809738837908).

The spelling of 105508032407 in words is "one hundred five billion, five hundred eight million, thirty-two thousand, four hundred seven".