65070503 has 2 divisors, whose sum is σ = 65070504. Its totient is φ = 65070502.

The previous prime is 65070463. The next prime is 65070527. The reversal of 65070503 is 30507056.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65070503 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is equal to p_3844502 and since 65070503 and 3844502 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65070553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32535251 + 32535252.

It is an arithmetic number, because the mean of its divisors is an integer number (32535252).

Almost surely, 2^65070503 is an apocalyptic number.

65070503 is a deficient number, since it is larger than the sum of its proper divisors (1).

65070503 is an equidigital number, since it uses as much as digits as its factorization.

65070503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 65070503 is about 8066.6289737411. The cubic root of 65070503 is about 402.2178942174.

Adding to 65070503 its reverse (30507056), we get a palindrome (95577559).

The spelling of 65070503 in words is "sixty-five million, seventy thousand, five hundred three".