1041240521099 has 4 divisors (see below), whose sum is σ = 1041290165136. Its totient is φ = 1041190877064.

The previous prime is 1041240520951. The next prime is 1041240521137. The reversal of 1041240521099 is 9901250421401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1041240521099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1041246521099) 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 in 3 ways as a sum of consecutive naturals, for example, 24790544 + ... + 24832509.

It is an arithmetic number, because the mean of its divisors is an integer number (260322541284).

Almost surely, 2^{1041240521099} is an apocalyptic number.

1041240521099 is a deficient number, since it is larger than the sum of its proper divisors (49644037).

1041240521099 is an equidigital number, since it uses as much as digits as its factorization.

1041240521099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49644036.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 1041240521099 in words is "one trillion, forty-one billion, two hundred forty million, five hundred twenty-one thousand, ninety-nine".