172414553 has 4 divisors (see below), whose sum is σ = 176619828. Its totient is φ = 168209280.

The previous prime is 172414549. The next prime is 172414573. The reversal of 172414553 is 355414271.

172414553 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.

It can be written as a sum of positive squares in 2 ways, for example, as 64192144 + 108222409 = 8012^2 + 10403^2 .

It is a cyclic number.

It is not a de Polignac number, because 172414553 - 2² = 172414549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172414523) 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, 2102576 + ... + 2102657.

It is an arithmetic number, because the mean of its divisors is an integer number (44154957).

Almost surely, 2^172414553 is an apocalyptic number.

It is an amenable number.

172414553 is a deficient number, since it is larger than the sum of its proper divisors (4205275).

172414553 is an equidigital number, since it uses as much as digits as its factorization.

172414553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4205274.

The product of its digits is 16800, while the sum is 32.

The square root of 172414553 is about 13130.6722219390. The cubic root of 172414553 is about 556.5762113333.

The spelling of 172414553 in words is "one hundred seventy-two million, four hundred fourteen thousand, five hundred fifty-three".