140162041 has 4 divisors (see below), whose sum is σ = 140515492. Its totient is φ = 139808592.

The previous prime is 140162021. The next prime is 140162053. The reversal of 140162041 is 140261041.

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 67980025 + 72182016 = 8245^2 + 8496^2 .

It is a cyclic number.

It is not a de Polignac number, because 140162041 - 2⁷ = 140161913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140162021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176130 + ... + 176923.

It is an arithmetic number, because the mean of its divisors is an integer number (35128873).

Almost surely, 2^140162041 is an apocalyptic number.

It is an amenable number.

140162041 is a deficient number, since it is larger than the sum of its proper divisors (353451).

140162041 is an equidigital number, since it uses as much as digits as its factorization.

140162041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353450.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 140162041 is about 11839.0050679945. The cubic root of 140162041 is about 519.4496655481.

The spelling of 140162041 in words is "one hundred forty million, one hundred sixty-two thousand, forty-one".