148360138 has 4 divisors (see below), whose sum is σ = 222540210. Its totient is φ = 74180068.

The previous prime is 148360127. The next prime is 148360193. The reversal of 148360138 is 831063841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 144889369 + 3470769 = 12037^2 + 1863^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37090033 + ... + 37090036.

Almost surely, 2^148360138 is an apocalyptic number.

148360138 is a deficient number, since it is larger than the sum of its proper divisors (74180072).

148360138 is an equidigital number, since it uses as much as digits as its factorization.

148360138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74180071.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 148360138 is about 12180.3176477463. The cubic root of 148360138 is about 529.3859483887.

The spelling of 148360138 in words is "one hundred forty-eight million, three hundred sixty thousand, one hundred thirty-eight".