1203584523881 has 2 divisors, whose sum is σ = 1203584523882. Its totient is φ = 1203584523880.

The previous prime is 1203584523877. The next prime is 1203584523919. The reversal of 1203584523881 is 1883254853021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 796227843856 + 407356680025 = 892316^2 + 638245^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203584523881 - 2² = 1203584523877 is a prime.

It is a super-2 number, since 2×1203584523881² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1203584523811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601792261940 + 601792261941.

It is an arithmetic number, because the mean of its divisors is an integer number (601792261941).

Almost surely, 2^{1203584523881} is an apocalyptic number.

It is an amenable number.

1203584523881 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203584523881 is an equidigital number, since it uses as much as digits as its factorization.

1203584523881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1843200, while the sum is 50.

The spelling of 1203584523881 in words is "one trillion, two hundred three billion, five hundred eighty-four million, five hundred twenty-three thousand, eight hundred eighty-one".