140514144 has 48 divisors (see below), whose sum is σ = 372142512. Its totient is φ = 46419968.

The previous prime is 140514133. The next prime is 140514167. The reversal of 140514144 is 441415041.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4372 + ... + 17324.

It is an arithmetic number, because the mean of its divisors is an integer number (7752969).

Almost surely, 2^140514144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140514144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186071256).

140514144 is an abundant number, since it is smaller than the sum of its proper divisors (231628368).

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

140514144 is a wasteful number, since it uses less digits than its factorization.

140514144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13079 (or 13071 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 140514144 is about 11853.8662047452. The cubic root of 140514144 is about 519.8842740499.

Adding to 140514144 its reverse (441415041), we get a palindrome (581929185).

The spelling of 140514144 in words is "one hundred forty million, five hundred fourteen thousand, one hundred forty-four".