1043495933881 has 2 divisors, whose sum is σ = 1043495933882. Its totient is φ = 1043495933880.

The previous prime is 1043495933873. The next prime is 1043495933897. The reversal of 1043495933881 is 1883395943401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 981716345856 + 61779588025 = 990816^2 + 248555^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043495933881 - 2³ = 1043495933873 is a prime.

It is a super-2 number, since 2×1043495933881² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1043495930881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521747966940 + 521747966941.

It is an arithmetic number, because the mean of its divisors is an integer number (521747966941).

Almost surely, 2^{1043495933881} is an apocalyptic number.

It is an amenable number.

1043495933881 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043495933881 is an equidigital number, since it uses as much as digits as its factorization.

1043495933881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 1043495933881 in words is "one trillion, forty-three billion, four hundred ninety-five million, nine hundred thirty-three thousand, eight hundred eighty-one".