140425106 has 4 divisors (see below), whose sum is σ = 210637662. Its totient is φ = 70212552.

The previous prime is 140425093. The next prime is 140425121. The reversal of 140425106 is 601524041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601524041 = 499 ⋅1205459.

It can be written as a sum of positive squares in only one way, i.e., 130759225 + 9665881 = 11435^2 + 3109^2 .

It is a super-2 number, since 2×140425106² = 39438420790222472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35106275 + ... + 35106278.

Almost surely, 2^140425106 is an apocalyptic number.

140425106 is a deficient number, since it is larger than the sum of its proper divisors (70212556).

140425106 is an equidigital number, since it uses as much as digits as its factorization.

140425106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70212555.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 140425106 is about 11850.1099572958. The cubic root of 140425106 is about 519.7744411288.

Adding to 140425106 its reverse (601524041), we get a palindrome (741949147).

The spelling of 140425106 in words is "one hundred forty million, four hundred twenty-five thousand, one hundred six".