162863153 has 2 divisors, whose sum is σ = 162863154. Its totient is φ = 162863152.

The previous prime is 162863089. The next prime is 162863167. The reversal of 162863153 is 351368261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162511504 + 351649 = 12748^2 + 593^2 .

It is an emirp because it is prime and its reverse (351368261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162863153 - 2⁶ = 162863089 is a prime.

It is not a weakly prime, because it can be changed into another prime (162863053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81431576 + 81431577.

It is an arithmetic number, because the mean of its divisors is an integer number (81431577).

Almost surely, 2^162863153 is an apocalyptic number.

It is an amenable number.

162863153 is a deficient number, since it is larger than the sum of its proper divisors (1).

162863153 is an equidigital number, since it uses as much as digits as its factorization.

162863153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 35.

The square root of 162863153 is about 12761.7848673295. The cubic root of 162863153 is about 546.1026443188.

The spelling of 162863153 in words is "one hundred sixty-two million, eight hundred sixty-three thousand, one hundred fifty-three".