1004771534381 has 8 divisors (see below), whose sum is σ = 1039449626400. Its totient is φ = 970095495600.

The previous prime is 1004771534363. The next prime is 1004771534471. The reversal of 1004771534381 is 1834351774001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004771534381 is a prime.

It is a super-2 number, since 2×1004771534381² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004771536381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517406 + ... + 1509056.

It is an arithmetic number, because the mean of its divisors is an integer number (129931203300).

Almost surely, 2^{1004771534381} is an apocalyptic number.

It is an amenable number.

1004771534381 is a deficient number, since it is larger than the sum of its proper divisors (34678092019).

1004771534381 is an equidigital number, since it uses as much as digits as its factorization.

1004771534381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026619.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 1004771534381 in words is "one trillion, four billion, seven hundred seventy-one million, five hundred thirty-four thousand, three hundred eighty-one".