162603761543 has 2 divisors, whose sum is σ = 162603761544. Its totient is φ = 162603761542.

The previous prime is 162603761521. The next prime is 162603761557. The reversal of 162603761543 is 345167306261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162603761543 - 2⁶ = 162603761479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162603761494 and 162603761503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162603761563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81301880771 + 81301880772.

It is an arithmetic number, because the mean of its divisors is an integer number (81301880772).

Almost surely, 2^162603761543 is an apocalyptic number.

162603761543 is a deficient number, since it is larger than the sum of its proper divisors (1).

162603761543 is an equidigital number, since it uses as much as digits as its factorization.

162603761543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 162603761543 in words is "one hundred sixty-two billion, six hundred three million, seven hundred sixty-one thousand, five hundred forty-three".