1613124563 has 2 divisors, whose sum is σ = 1613124564. Its totient is φ = 1613124562.

The previous prime is 1613124547. The next prime is 1613124641. The reversal of 1613124563 is 3654213161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1613124563 - 2⁴ = 1613124547 is a prime.

It is not a weakly prime, because it can be changed into another prime (1613124503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806562281 + 806562282.

It is an arithmetic number, because the mean of its divisors is an integer number (806562282).

Almost surely, 2^1613124563 is an apocalyptic number.

1613124563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613124563 is an equidigital number, since it uses as much as digits as its factorization.

1613124563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 1613124563 is about 40163.7219764304. The cubic root of 1613124563 is about 1172.7964284921.

The spelling of 1613124563 in words is "one billion, six hundred thirteen million, one hundred twenty-four thousand, five hundred sixty-three".