140120514 has 12 divisors (see below), whose sum is σ = 303594486. Its totient is φ = 46706832.

The previous prime is 140120501. The next prime is 140120549. The reversal of 140120514 is 415021041.

140120514 is a `hidden beast` number, since 140 + 12 + 0 + 514 = 666.

It can be written as a sum of positive squares in only one way, i.e., 85877289 + 54243225 = 9267^2 + 7365^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7784473 = 140120514 / (1 + 4 + 0 + 1 + 2 + 0 + 5 + 1 + 4).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3892219 + ... + 3892254.

Almost surely, 2^140120514 is an apocalyptic number.

140120514 is an abundant number, since it is smaller than the sum of its proper divisors (163473972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140120514 is a wasteful number, since it uses less digits than its factorization.

140120514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7784481 (or 7784478 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 140120514 is about 11837.2511167078. The cubic root of 140120514 is about 519.3983598906.

Adding to 140120514 its reverse (415021041), we get a palindrome (555141555).

The spelling of 140120514 in words is "one hundred forty million, one hundred twenty thousand, five hundred fourteen".