11621130354073 has 2 divisors, whose sum is σ = 11621130354074. Its totient is φ = 11621130354072.

The previous prime is 11621130354061. The next prime is 11621130354107. The reversal of 11621130354073 is 37045303112611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10887010405209 + 734119948864 = 3299547^2 + 856808^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11621130354073 is a prime.

It is not a weakly prime, because it can be changed into another prime (11621130354773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810565177036 + 5810565177037.

It is an arithmetic number, because the mean of its divisors is an integer number (5810565177037).

Almost surely, 2^{11621130354073} is an apocalyptic number.

It is an amenable number.

11621130354073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11621130354073 is an equidigital number, since it uses as much as digits as its factorization.

11621130354073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 37.

Adding to 11621130354073 its reverse (37045303112611), we get a palindrome (48666433466684).

The spelling of 11621130354073 in words is "eleven trillion, six hundred twenty-one billion, one hundred thirty million, three hundred fifty-four thousand, seventy-three".