1052145043000 has 32 divisors (see below), whose sum is σ = 2462019402960. Its totient is φ = 420858016800.

The previous prime is 1052145042989. The next prime is 1052145043003. The reversal of 1052145043000 is 3405412501.

It is a happy number.

It is a super-2 number, since 2×1052145043000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052145043003) 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, 526071522 + ... + 526073521.

Almost surely, 2^{1052145043000} is an apocalyptic number.

1052145043000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052145043000 is an abundant number, since it is smaller than the sum of its proper divisors (1409874359960).

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

1052145043000 is a wasteful number, since it uses less digits than its factorization.

1052145043000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052145064 (or 1052145050 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 1052145043000 in words is "one trillion, fifty-two billion, one hundred forty-five million, forty-three thousand".