140134225 has 24 divisors (see below), whose sum is σ = 216646848. Its totient is φ = 87355200.

The previous prime is 140134223. The next prime is 140134271. The reversal of 140134225 is 522431041.

It is not a de Polignac number, because 140134225 - 2¹ = 140134223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140134196 and 140134205.

It is not an unprimeable number, because it can be changed into a prime (140134223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34474 + ... + 38323.

It is an arithmetic number, because the mean of its divisors is an integer number (9026952).

Almost surely, 2^140134225 is an apocalyptic number.

It is an amenable number.

140134225 is a deficient number, since it is larger than the sum of its proper divisors (76512623).

140134225 is a wasteful number, since it uses less digits than its factorization.

140134225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72825 (or 72820 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 140134225 is about 11837.8302488252. The cubic root of 140134225 is about 519.4153006379.

Adding to 140134225 its reverse (522431041), we get a palindrome (662565266).

The spelling of 140134225 in words is "one hundred forty million, one hundred thirty-four thousand, two hundred twenty-five".