140262041 has 4 divisors (see below), whose sum is σ = 141503412. Its totient is φ = 139020672.

The previous prime is 140262037. The next prime is 140262071.

140262041 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31685641 + 108576400 = 5629^2 + 10420^2 .

It is a cyclic number.

It is not a de Polignac number, because 140262041 - 2² = 140262037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140262071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620516 + ... + 620741.

It is an arithmetic number, because the mean of its divisors is an integer number (35375853).

Almost surely, 2^140262041 is an apocalyptic number.

It is an amenable number.

140262041 is a deficient number, since it is larger than the sum of its proper divisors (1241371).

140262041 is a wasteful number, since it uses less digits than its factorization.

140262041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241370.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 140262041 is about 11843.2276428345. The cubic root of 140262041 is about 519.5731716879.

The spelling of 140262041 in words is "one hundred forty million, two hundred sixty-two thousand, forty-one".