162449803 has 2 divisors, whose sum is σ = 162449804. Its totient is φ = 162449802.

The previous prime is 162449779. The next prime is 162449809. The reversal of 162449803 is 308944261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162449803 - 2¹⁷ = 162318731 is a prime.

It is not a weakly prime, because it can be changed into another prime (162449809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81224901 + 81224902.

It is an arithmetic number, because the mean of its divisors is an integer number (81224902).

Almost surely, 2^162449803 is an apocalyptic number.

162449803 is a deficient number, since it is larger than the sum of its proper divisors (1).

162449803 is an equidigital number, since it uses as much as digits as its factorization.

162449803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 162449803 is about 12745.5797435817. The cubic root of 162449803 is about 545.6402463607.

The spelling of 162449803 in words is "one hundred sixty-two million, four hundred forty-nine thousand, eight hundred three".