148740530 has 8 divisors (see below), whose sum is σ = 267732972. Its totient is φ = 59496208.

The previous prime is 148740503. The next prime is 148740539. The reversal of 148740530 is 35047841.

It can be written as a sum of positive squares in 2 ways, for example, as 145853929 + 2886601 = 12077^2 + 1699^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (148740539) 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, 7437017 + ... + 7437036.

Almost surely, 2^148740530 is an apocalyptic number.

148740530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148740530 is a deficient number, since it is larger than the sum of its proper divisors (118992442).

148740530 is a wasteful number, since it uses less digits than its factorization.

148740530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14874060.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 148740530 is about 12195.9226793220. The cubic root of 148740530 is about 529.8380067400.

The spelling of 148740530 in words is "one hundred forty-eight million, seven hundred forty thousand, five hundred thirty".