140133525 has 24 divisors (see below), whose sum is σ = 264786624. Its totient is φ = 64060800.

The previous prime is 140133509. The next prime is 140133557. The reversal of 140133525 is 525331041.

It is not a de Polignac number, because 140133525 - 2⁴ = 140133509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140133495 and 140133504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132936 + ... + 133985.

It is an arithmetic number, because the mean of its divisors is an integer number (11032776).

Almost surely, 2^140133525 is an apocalyptic number.

140133525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140133525 is a deficient number, since it is larger than the sum of its proper divisors (124653099).

140133525 is a wasteful number, since it uses less digits than its factorization.

140133525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266941 (or 266936 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 140133525 is about 11837.8006825592. The cubic root of 140133525 is about 519.4144357735.

Adding to 140133525 its reverse (525331041), we get a palindrome (665464566).

The spelling of 140133525 in words is "one hundred forty million, one hundred thirty-three thousand, five hundred twenty-five".