1075720106 has 8 divisors (see below), whose sum is σ = 1630215300. Its totient is φ = 532315008.

The previous prime is 1075720103. The next prime is 1075720109. The reversal of 1075720106 is 6010275701.

It is an interprime number because it is at equal distance from previous prime (1075720103) and next prime (1075720109).

It can be written as a sum of positive squares in 2 ways, for example, as 1044259225 + 31460881 = 32315^2 + 5609^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1075720103) 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, 2772281 + ... + 2772668.

Almost surely, 2^1075720106 is an apocalyptic number.

1075720106 is a deficient number, since it is larger than the sum of its proper divisors (554495194).

1075720106 is an equidigital number, since it uses as much as digits as its factorization.

1075720106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545048.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 1075720106 is about 32798.1722966387. The cubic root of 1075720106 is about 1024.6284930868.

Adding to 1075720106 its reverse (6010275701), we get a palindrome (7085995807).

The spelling of 1075720106 in words is "one billion, seventy-five million, seven hundred twenty thousand, one hundred six".