140120104 has 8 divisors (see below), whose sum is σ = 262725210. Its totient is φ = 70060048.

The previous prime is 140120077. The next prime is 140120119. The reversal of 140120104 is 401021041.

It can be written as a sum of positive squares in only one way, i.e., 106131204 + 33988900 = 10302^2 + 5830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8757499 + ... + 8757514.

Almost surely, 2^140120104 is an apocalyptic number.

It is an amenable number.

140120104 is a deficient number, since it is larger than the sum of its proper divisors (122605106).

140120104 is a wasteful number, since it uses less digits than its factorization.

140120104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17515019 (or 17515015 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 140120104 is about 11837.2337984852. The cubic root of 140120104 is about 519.3978532945.

Adding to 140120104 its reverse (401021041), we get a palindrome (541141145).

The spelling of 140120104 in words is "one hundred forty million, one hundred twenty thousand, one hundred four".