140354 has 4 divisors (see below), whose sum is σ = 210534. Its totient is φ = 70176.

The previous prime is 140351. The next prime is 140363. The reversal of 140354 is 453041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 453041 = 449 ⋅1009.

It can be written as a sum of positive squares in only one way, i.e., 139129 + 1225 = 373^2 + 35^2 .

It is a plaindrome in base 9.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140354.

It is not an unprimeable number, because it can be changed into a prime (140351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35087 + ... + 35090.

2¹⁴⁰³⁵⁴ is an apocalyptic number.

140354 is a deficient number, since it is larger than the sum of its proper divisors (70180).

140354 is an equidigital number, since it uses as much as digits as its factorization.

140354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70179.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 140354 is about 374.6384924164. The cubic root of 140354 is about 51.9686694898.

Adding to 140354 its reverse (453041), we get a palindrome (593395).

It can be divided in two parts, 140 and 354, that added together give a palindrome (494).

The spelling of 140354 in words is "one hundred forty thousand, three hundred fifty-four".