1004255152021 has 16 divisors (see below), whose sum is σ = 1103060556288. Its totient is φ = 906704118000.

The previous prime is 1004255152003. The next prime is 1004255152057. The reversal of 1004255152021 is 1202515524001.

1004255152021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1004255152021 - 2⁵ = 1004255151989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004255752021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7378830 + ... + 7513696.

It is an arithmetic number, because the mean of its divisors is an integer number (68941284768).

Almost surely, 2^{1004255152021} is an apocalyptic number.

1004255152021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1004255152021 is a deficient number, since it is larger than the sum of its proper divisors (98805404267).

1004255152021 is a wasteful number, since it uses less digits than its factorization.

1004255152021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139512.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 1004255152021 in words is "one trillion, four billion, two hundred fifty-five million, one hundred fifty-two thousand, twenty-one".