103731377 has 2 divisors, whose sum is σ = 103731378. Its totient is φ = 103731376.

The previous prime is 103731373. The next prime is 103731379. The reversal of 103731377 is 773137301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65674816 + 38056561 = 8104^2 + 6169^2 .

It is an emirp because it is prime and its reverse (773137301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103731377 - 2² = 103731373 is a prime.

It is a super-2 number, since 2×103731377² = 21520397148632258, which contains 22 as substring.

Together with 103731379, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103731371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51865688 + 51865689.

It is an arithmetic number, because the mean of its divisors is an integer number (51865689).

Almost surely, 2^103731377 is an apocalyptic number.

It is an amenable number.

103731377 is a deficient number, since it is larger than the sum of its proper divisors (1).

103731377 is an equidigital number, since it uses as much as digits as its factorization.

103731377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9261, while the sum is 32.

The square root of 103731377 is about 10184.8601855892. The cubic root of 103731377 is about 469.8617021798.

Adding to 103731377 its reverse (773137301), we get a palindrome (876868678).

The spelling of 103731377 in words is "one hundred three million, seven hundred thirty-one thousand, three hundred seventy-seven".