501315135151 has 2 divisors, whose sum is σ = 501315135152. Its totient is φ = 501315135150.

The previous prime is 501315135119. The next prime is 501315135247. The reversal of 501315135151 is 151531513105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 501315135151 - 2⁵ = 501315135119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501315115151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250657567575 + 250657567576.

It is an arithmetic number, because the mean of its divisors is an integer number (250657567576).

Almost surely, 2^501315135151 is an apocalyptic number.

501315135151 is a deficient number, since it is larger than the sum of its proper divisors (1).

501315135151 is an equidigital number, since it uses as much as digits as its factorization.

501315135151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5625, while the sum is 31.

Adding to 501315135151 its reverse (151531513105), we get a palindrome (652846648256).

The spelling of 501315135151 in words is "five hundred one billion, three hundred fifteen million, one hundred thirty-five thousand, one hundred fifty-one".