140552513 has 8 divisors (see below), whose sum is σ = 143710848. Its totient is φ = 137401264.

The previous prime is 140552501. The next prime is 140552561. The reversal of 140552513 is 315255041.

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

It is a cyclic number.

It is not a de Polignac number, because 140552513 - 2⁴ = 140552497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140558513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69170 + ... + 71172.

It is an arithmetic number, because the mean of its divisors is an integer number (17963856).

Almost surely, 2^140552513 is an apocalyptic number.

It is an amenable number.

140552513 is a deficient number, since it is larger than the sum of its proper divisors (3158335).

140552513 is a wasteful number, since it uses less digits than its factorization.

140552513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 140552513 is about 11855.4845113981. The cubic root of 140552513 is about 519.9315898664.

The spelling of 140552513 in words is "one hundred forty million, five hundred fifty-two thousand, five hundred thirteen".