226515137503 has 2 divisors, whose sum is σ = 226515137504. Its totient is φ = 226515137502.

The previous prime is 226515137477. The next prime is 226515137531. The reversal of 226515137503 is 305731515622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226515137503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226515137803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113257568751 + 113257568752.

It is an arithmetic number, because the mean of its divisors is an integer number (113257568752).

Almost surely, 2^226515137503 is an apocalyptic number.

226515137503 is a deficient number, since it is larger than the sum of its proper divisors (1).

226515137503 is an equidigital number, since it uses as much as digits as its factorization.

226515137503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 40.

The spelling of 226515137503 in words is "two hundred twenty-six billion, five hundred fifteen million, one hundred thirty-seven thousand, five hundred three".