1107172057 has 2 divisors, whose sum is σ = 1107172058. Its totient is φ = 1107172056.

The previous prime is 1107172043. The next prime is 1107172151. The reversal of 1107172057 is 7502717011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 685444761 + 421727296 = 26181^2 + 20536^2 .

It is an emirp because it is prime and its reverse (7502717011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1107172057 is a prime.

It is a super-2 number, since 2×1107172057² = 2451659927603222498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1107172357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553586028 + 553586029.

It is an arithmetic number, because the mean of its divisors is an integer number (553586029).

Almost surely, 2^1107172057 is an apocalyptic number.

It is an amenable number.

1107172057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1107172057 is an equidigital number, since it uses as much as digits as its factorization.

1107172057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3430, while the sum is 31.

The square root of 1107172057 is about 33274.1950616390. The cubic root of 1107172057 is about 1034.5187637299.

Adding to 1107172057 its reverse (7502717011), we get a palindrome (8609889068).

The spelling of 1107172057 in words is "one billion, one hundred seven million, one hundred seventy-two thousand, fifty-seven".