140214514323145 has 8 divisors (see below), whose sum is σ = 168264116284104. Its totient is φ = 112167145394304.

The previous prime is 140214514323139. The next prime is 140214514323193. The reversal of 140214514323145 is 541323415412041.

It can be written as a sum of positive squares in 4 ways, for example, as 15169093141504 + 125045421181641 = 3894752^2 + 11182371^2 .

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 140214514323145 - 2⁷ = 140214514323017 is a prime.

It is a super-2 number, since 2×140214514323145² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140214514323098 and 140214514323107.

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, 558119884 + ... + 558371053.

It is an arithmetic number, because the mean of its divisors is an integer number (21033014535513).

Almost surely, 2^{140214514323145} is an apocalyptic number.

It is an amenable number.

140214514323145 is a deficient number, since it is larger than the sum of its proper divisors (28049601960959).

140214514323145 is a wasteful number, since it uses less digits than its factorization.

140214514323145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116516059.

The product of its (nonzero) digits is 230400, while the sum is 40.

Adding to 140214514323145 its reverse (541323415412041), we get a palindrome (681537929735186).

The spelling of 140214514323145 in words is "one hundred forty trillion, two hundred fourteen billion, five hundred fourteen million, three hundred twenty-three thousand, one hundred forty-five".