113553530231563 has 2 divisors, whose sum is σ = 113553530231564. Its totient is φ = 113553530231562.

The previous prime is 113553530231509. The next prime is 113553530231569. The reversal of 113553530231563 is 365132035355311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113553530231563 - 2⁹ = 113553530231051 is a prime.

It is a super-4 number, since 4×113553530231563⁴ (a number of 57 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (113553530231569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56776765115781 + 56776765115782.

It is an arithmetic number, because the mean of its divisors is an integer number (56776765115782).

Almost surely, 2^{113553530231563} is an apocalyptic number.

113553530231563 is a deficient number, since it is larger than the sum of its proper divisors (1).

113553530231563 is an equidigital number, since it uses as much as digits as its factorization.

113553530231563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1822500, while the sum is 46.

Adding to 113553530231563 its reverse (365132035355311), we get a palindrome (478685565586874).

The spelling of 113553530231563 in words is "one hundred thirteen trillion, five hundred fifty-three billion, five hundred thirty million, two hundred thirty-one thousand, five hundred sixty-three".