162003109 has 2 divisors, whose sum is σ = 162003110. Its totient is φ = 162003108.

The previous prime is 162003097. The next prime is 162003113. The reversal of 162003109 is 901300261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115627009 + 46376100 = 10753^2 + 6810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162003109 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 162003109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162003169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81001554 + 81001555.

It is an arithmetic number, because the mean of its divisors is an integer number (81001555).

Almost surely, 2^162003109 is an apocalyptic number.

It is an amenable number.

162003109 is a deficient number, since it is larger than the sum of its proper divisors (1).

162003109 is an equidigital number, since it uses as much as digits as its factorization.

162003109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 162003109 is about 12728.0441938265. The cubic root of 162003109 is about 545.1396651285.

The spelling of 162003109 in words is "one hundred sixty-two million, three thousand, one hundred nine".