11621752063 has 2 divisors, whose sum is σ = 11621752064. Its totient is φ = 11621752062.

The previous prime is 11621752057. The next prime is 11621752081. The reversal of 11621752063 is 36025712611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11621752063 - 2⁹ = 11621751551 is a prime.

It is a super-3 number, since 3×11621752063³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11621752033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810876031 + 5810876032.

It is an arithmetic number, because the mean of its divisors is an integer number (5810876032).

Almost surely, 2^11621752063 is an apocalyptic number.

11621752063 is a deficient number, since it is larger than the sum of its proper divisors (1).

11621752063 is an equidigital number, since it uses as much as digits as its factorization.

11621752063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 11621752063 in words is "eleven billion, six hundred twenty-one million, seven hundred fifty-two thousand, sixty-three".