94819981453 has 2 divisors, whose sum is σ = 94819981454. Its totient is φ = 94819981452.

The previous prime is 94819981427. The next prime is 94819981463. The reversal of 94819981453 is 35418991849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92904868809 + 1915112644 = 304803^2 + 43762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94819981453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 94819981391 and 94819981400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94819981463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47409990726 + 47409990727.

It is an arithmetic number, because the mean of its divisors is an integer number (47409990727).

Almost surely, 2^94819981453 is an apocalyptic number.

It is an amenable number.

94819981453 is a deficient number, since it is larger than the sum of its proper divisors (1).

94819981453 is an equidigital number, since it uses as much as digits as its factorization.

94819981453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11197440, while the sum is 61.

The spelling of 94819981453 in words is "ninety-four billion, eight hundred nineteen million, nine hundred eighty-one thousand, four hundred fifty-three".