1054035521240 has 128 divisors (see below), whose sum is σ = 2666039987520. Its totient is φ = 372455884800.

The previous prime is 1054035521239. The next prime is 1054035521291. The reversal of 1054035521240 is 421255304501.

It is a super-2 number, since 2×1054035521240² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1054035521197 and 1054035521206.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 724595 + ... + 1622685.

Almost surely, 2^{1054035521240} is an apocalyptic number.

1054035521240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1054035521240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333019993760).

1054035521240 is an abundant number, since it is smaller than the sum of its proper divisors (1612004466280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1054035521240 is a wasteful number, since it uses less digits than its factorization.

1054035521240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898213 (or 898209 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 1054035521240 in words is "one trillion, fifty-four billion, thirty-five million, five hundred twenty-one thousand, two hundred forty".