162953489 has 4 divisors (see below), whose sum is σ = 162980160. Its totient is φ = 162926820.

The previous prime is 162953477. The next prime is 162953491. The reversal of 162953489 is 984359261.

162953489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 162953489 - 2⁴ = 162953473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162913489) 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, 884 + ... + 18074.

It is an arithmetic number, because the mean of its divisors is an integer number (40745040).

Almost surely, 2^162953489 is an apocalyptic number.

It is an amenable number.

162953489 is a deficient number, since it is larger than the sum of its proper divisors (26671).

162953489 is an equidigital number, since it uses as much as digits as its factorization.

162953489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26670.

The product of its digits is 466560, while the sum is 47.

The square root of 162953489 is about 12765.3236935066. The cubic root of 162953489 is about 546.2035953507.

The spelling of 162953489 in words is "one hundred sixty-two million, nine hundred fifty-three thousand, four hundred eighty-nine".