121472247563 has 2 divisors, whose sum is σ = 121472247564. Its totient is φ = 121472247562.

The previous prime is 121472247521. The next prime is 121472247641. The reversal of 121472247563 is 365742274121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121472247563 is a prime.

It is not a weakly prime, because it can be changed into another prime (121472247503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60736123781 + 60736123782.

It is an arithmetic number, because the mean of its divisors is an integer number (60736123782).

Almost surely, 2^121472247563 is an apocalyptic number.

121472247563 is a deficient number, since it is larger than the sum of its proper divisors (1).

121472247563 is an equidigital number, since it uses as much as digits as its factorization.

121472247563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The spelling of 121472247563 in words is "one hundred twenty-one billion, four hundred seventy-two million, two hundred forty-seven thousand, five hundred sixty-three".