5151554165503 has 2 divisors, whose sum is σ = 5151554165504. Its totient is φ = 5151554165502.

The previous prime is 5151554165453. The next prime is 5151554165509. The reversal of 5151554165503 is 3055614551515.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5151554165503 is a prime.

It is a super-2 number, since 2×5151554165503² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5151554165509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2575777082751 + 2575777082752.

It is an arithmetic number, because the mean of its divisors is an integer number (2575777082752).

Almost surely, 2^{5151554165503} is an apocalyptic number.

5151554165503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5151554165503 is an equidigital number, since it uses as much as digits as its factorization.

5151554165503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1125000, while the sum is 46.

The spelling of 5151554165503 in words is "five trillion, one hundred fifty-one billion, five hundred fifty-four million, one hundred sixty-five thousand, five hundred three".