1550307113 has 2 divisors, whose sum is σ = 1550307114. Its totient is φ = 1550307112.

The previous prime is 1550307091. The next prime is 1550307119. The reversal of 1550307113 is 3117030551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1550233129 + 73984 = 39373^2 + 272^2 .

It is an emirp because it is prime and its reverse (3117030551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1550307113 - 2⁶ = 1550307049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1550307119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775153556 + 775153557.

It is an arithmetic number, because the mean of its divisors is an integer number (775153557).

Almost surely, 2^1550307113 is an apocalyptic number.

It is an amenable number.

1550307113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550307113 is an equidigital number, since it uses as much as digits as its factorization.

1550307113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1575, while the sum is 26.

The square root of 1550307113 is about 39373.9395158778. The cubic root of 1550307113 is about 1157.3709566657.

Adding to 1550307113 its reverse (3117030551), we get a palindrome (4667337664).

The spelling of 1550307113 in words is "one billion, five hundred fifty million, three hundred seven thousand, one hundred thirteen".