140320001052 has 144 divisors (see below), whose sum is σ = 458599395072. Its totient is φ = 36446734080.

The previous prime is 140320001051. The next prime is 140320001111. The reversal of 140320001052 is 250100023041.

140320001052 is a `hidden beast` number, since 1 + 403 + 200 + 0 + 10 + 52 = 666.

It is a super-2 number, since 2×140320001052² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140320001051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 862573 + ... + 1012260.

Almost surely, 2^140320001052 is an apocalyptic number.

140320001052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140320001052 is an abundant number, since it is smaller than the sum of its proper divisors (318279394020).

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

140320001052 is a wasteful number, since it uses less digits than its factorization.

140320001052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874870 (or 1874856 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 140320001052 its reverse (250100023041), we get a palindrome (390420024093).

The spelling of 140320001052 in words is "one hundred forty billion, three hundred twenty million, one thousand, fifty-two".