361112503 has 2 divisors, whose sum is σ = 361112504. Its totient is φ = 361112502.

The previous prime is 361112501. The next prime is 361112551. The reversal of 361112503 is 305211163.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 361112503 - 2¹ = 361112501 is a prime.

Together with 361112501, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361112501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180556251 + 180556252.

It is an arithmetic number, because the mean of its divisors is an integer number (180556252).

Almost surely, 2^361112503 is an apocalyptic number.

361112503 is a deficient number, since it is larger than the sum of its proper divisors (1).

361112503 is an equidigital number, since it uses as much as digits as its factorization.

361112503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 361112503 is about 19002.9603746364. The cubic root of 361112503 is about 712.1106952151.

Adding to 361112503 its reverse (305211163), we get a palindrome (666323666).

The spelling of 361112503 in words is "three hundred sixty-one million, one hundred twelve thousand, five hundred three".