140554534 has 8 divisors (see below), whose sum is σ = 215317728. Its totient is φ = 68781960.

The previous prime is 140554523. The next prime is 140554549. The reversal of 140554534 is 435455041.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 140554496 and 140554505.

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, 747537 + ... + 747724.

It is an arithmetic number, because the mean of its divisors is an integer number (26914716).

Almost surely, 2^140554534 is an apocalyptic number.

140554534 is a deficient number, since it is larger than the sum of its proper divisors (74763194).

140554534 is a wasteful number, since it uses less digits than its factorization.

140554534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495310.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 140554534 is about 11855.5697459042. The cubic root of 140554534 is about 519.9340818809.

The spelling of 140554534 in words is "one hundred forty million, five hundred fifty-four thousand, five hundred thirty-four".