1043155822523 has 2 divisors, whose sum is σ = 1043155822524. Its totient is φ = 1043155822522.

The previous prime is 1043155822487. The next prime is 1043155822531. The reversal of 1043155822523 is 3252285513401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1043155822523 - 2¹² = 1043155818427 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043155821523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521577911261 + 521577911262.

It is an arithmetic number, because the mean of its divisors is an integer number (521577911262).

Almost surely, 2^{1043155822523} is an apocalyptic number.

1043155822523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043155822523 is an equidigital number, since it uses as much as digits as its factorization.

1043155822523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 1043155822523 in words is "one trillion, forty-three billion, one hundred fifty-five million, eight hundred twenty-two thousand, five hundred twenty-three".