162345453 has 4 divisors (see below), whose sum is σ = 216460608. Its totient is φ = 108230300.

The previous prime is 162345437. The next prime is 162345487. The reversal of 162345453 is 354543261.

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 162345453 - 2⁴ = 162345437 is a prime.

It is a super-2 number, since 2×162345453² = 52712092219550418, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162345433) 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, 27057573 + ... + 27057578.

It is an arithmetic number, because the mean of its divisors is an integer number (54115152).

Almost surely, 2^162345453 is an apocalyptic number.

It is an amenable number.

162345453 is a deficient number, since it is larger than the sum of its proper divisors (54115155).

162345453 is an equidigital number, since it uses as much as digits as its factorization.

162345453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54115154.

The product of its digits is 43200, while the sum is 33.

The square root of 162345453 is about 12741.4855099396. The cubic root of 162345453 is about 545.5233902523.

The spelling of 162345453 in words is "one hundred sixty-two million, three hundred forty-five thousand, four hundred fifty-three".