1042055124621 has 16 divisors (see below), whose sum is σ = 1671466867200. Its totient is φ = 564120067248.

The previous prime is 1042055124613. The next prime is 1042055124653. The reversal of 1042055124621 is 1264215502401.

It is a happy number.

It is not a de Polignac number, because 1042055124621 - 2³ = 1042055124613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042055124221) 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 15 ways as a sum of consecutive naturals, for example, 1305833091 + ... + 1305833888.

It is an arithmetic number, because the mean of its divisors is an integer number (104466679200).

Almost surely, 2^{1042055124621} is an apocalyptic number.

It is an amenable number.

1042055124621 is a deficient number, since it is larger than the sum of its proper divisors (629411742579).

1042055124621 is a wasteful number, since it uses less digits than its factorization.

1042055124621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2611667008.

The product of its (nonzero) digits is 19200, while the sum is 33.

The spelling of 1042055124621 in words is "one trillion, forty-two billion, fifty-five million, one hundred twenty-four thousand, six hundred twenty-one".