140521003012 has 48 divisors (see below), whose sum is σ = 274322286000. Its totient is φ = 62536642560.

The previous prime is 140521002863. The next prime is 140521003033. The reversal of 140521003012 is 210300125041.

It can be written as a sum of positive squares in 8 ways, for example, as 80130889476 + 60390113536 = 283074^2 + 245744^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086364 + ... + 1208812.

It is an arithmetic number, because the mean of its divisors is an integer number (5715047625).

Almost surely, 2^140521003012 is an apocalyptic number.

It is an amenable number.

140521003012 is a deficient number, since it is larger than the sum of its proper divisors (133801282988).

140521003012 is a wasteful number, since it uses less digits than its factorization.

140521003012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123256 (or 123254 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 140521003012 its reverse (210300125041), we get a palindrome (350821128053).

The spelling of 140521003012 in words is "one hundred forty billion, five hundred twenty-one million, three thousand, twelve".