193078142 has 4 divisors (see below), whose sum is σ = 289617216. Its totient is φ = 96539070.

The previous prime is 193078117. The next prime is 193078153. The reversal of 193078142 is 241870391.

193078142 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 is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48269534 + ... + 48269537.

It is an arithmetic number, because the mean of its divisors is an integer number (72404304).

Almost surely, 2^193078142 is an apocalyptic number.

193078142 is a deficient number, since it is larger than the sum of its proper divisors (96539074).

193078142 is an equidigital number, since it uses as much as digits as its factorization.

193078142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96539073.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 193078142 is about 13895.2560969563. The cubic root of 193078142 is about 577.9776394889.

The spelling of 193078142 in words is "one hundred ninety-three million, seventy-eight thousand, one hundred forty-two".