140354304520135 has 16 divisors (see below), whose sum is σ = 171189863852832. Its totient is φ = 110440389398400.

The previous prime is 140354304520121. The next prime is 140354304520141. The reversal of 140354304520135 is 531025403453041.

It is not a de Polignac number, because 140354304520135 - 2⁵ = 140354304520103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9597505 + ... + 19308565.

It is an arithmetic number, because the mean of its divisors is an integer number (10699366490802).

Almost surely, 2^{140354304520135} is an apocalyptic number.

140354304520135 is a deficient number, since it is larger than the sum of its proper divisors (30835559332697).

140354304520135 is an equidigital number, since it uses as much as digits as its factorization.

140354304520135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9758514.

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 140354304520135 its reverse (531025403453041), we get a palindrome (671379707973176).

The spelling of 140354304520135 in words is "one hundred forty trillion, three hundred fifty-four billion, three hundred four million, five hundred twenty thousand, one hundred thirty-five".