162040441 has 4 divisors (see below), whose sum is σ = 167267584. Its totient is φ = 156813300.

The previous prime is 162040421. The next prime is 162040453. The reversal of 162040441 is 144040261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 162040441 - 2¹³ = 162032249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162040421) 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, 2613525 + ... + 2613586.

It is an arithmetic number, because the mean of its divisors is an integer number (41816896).

Almost surely, 2^162040441 is an apocalyptic number.

It is an amenable number.

162040441 is a deficient number, since it is larger than the sum of its proper divisors (5227143).

162040441 is an equidigital number, since it uses as much as digits as its factorization.

162040441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5227142.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 162040441 is about 12729.5106347416. The cubic root of 162040441 is about 545.1815359113.

The spelling of 162040441 in words is "one hundred sixty-two million, forty thousand, four hundred forty-one".