53108194 has 4 divisors (see below), whose sum is σ = 79662294. Its totient is φ = 26554096.

The previous prime is 53108191. The next prime is 53108197. The reversal of 53108194 is 49180135.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49180135 = 5 ⋅9836027.

It is an interprime number because it is at equal distance from previous prime (53108191) and next prime (53108197).

It can be written as a sum of positive squares in only one way, i.e., 35844169 + 17264025 = 5987^2 + 4155^2 .

It is not an unprimeable number, because it can be changed into a prime (53108191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13277047 + ... + 13277050.

Almost surely, 2^53108194 is an apocalyptic number.

53108194 is a deficient number, since it is larger than the sum of its proper divisors (26554100).

53108194 is a wasteful number, since it uses less digits than its factorization.

53108194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26554099.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 53108194 is about 7287.5368952754. The cubic root of 53108194 is about 375.8840039427.

The spelling of 53108194 in words is "fifty-three million, one hundred eight thousand, one hundred ninety-four".