1618612276003 has 2 divisors, whose sum is σ = 1618612276004. Its totient is φ = 1618612276002.

The previous prime is 1618612275947. The next prime is 1618612276049. The reversal of 1618612276003 is 3006722168161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1618612276003 is a prime.

It is a super-2 number, since 2×1618612276003² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1618612276103) 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, 809306138001 + 809306138002.

It is an arithmetic number, because the mean of its divisors is an integer number (809306138002).

Almost surely, 2^{1618612276003} is an apocalyptic number.

1618612276003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1618612276003 is an equidigital number, since it uses as much as digits as its factorization.

1618612276003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 1618612276003 in words is "one trillion, six hundred eighteen billion, six hundred twelve million, two hundred seventy-six thousand, three".