147200138 has 8 divisors (see below), whose sum is σ = 230400288. Its totient is φ = 70400044.

The previous prime is 147200107. The next prime is 147200153. The reversal of 147200138 is 831002741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1599956 + ... + 1600047.

It is an arithmetic number, because the mean of its divisors is an integer number (28800036).

Almost surely, 2^147200138 is an apocalyptic number.

147200138 is a deficient number, since it is larger than the sum of its proper divisors (83200150).

147200138 is a wasteful number, since it uses less digits than its factorization.

147200138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200028.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 147200138 is about 12132.6063976377. The cubic root of 147200138 is about 528.0026137191.

Adding to 147200138 its reverse (831002741), we get a palindrome (978202879).

The spelling of 147200138 in words is "one hundred forty-seven million, two hundred thousand, one hundred thirty-eight".