140044534 has 8 divisors (see below), whose sum is σ = 240076368. Its totient is φ = 60019080.

The previous prime is 140044523. The next prime is 140044543. The reversal of 140044534 is 435440041.

140044534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×140044534² = 39224943006554312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140044499 and 140044508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5001577 + ... + 5001604.

It is an arithmetic number, because the mean of its divisors is an integer number (30009546).

Almost surely, 2^140044534 is an apocalyptic number.

140044534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140044534 is a deficient number, since it is larger than the sum of its proper divisors (100031834).

140044534 is a wasteful number, since it uses less digits than its factorization.

140044534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10003190.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 140044534 is about 11834.0413215435. The cubic root of 140044534 is about 519.3044620940.

Adding to 140044534 its reverse (435440041), we get a palindrome (575484575).

The spelling of 140044534 in words is "one hundred forty million, forty-four thousand, five hundred thirty-four".