148123723 has 6 divisors (see below), whose sum is σ = 162813812. Its totient is φ = 134657820.

The previous prime is 148123699. The next prime is 148123733. The reversal of 148123723 is 327321841.

It is not a de Polignac number, because 148123723 - 2¹³ = 148115531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148123733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611961 + ... + 612202.

Almost surely, 2^148123723 is an apocalyptic number.

148123723 is a deficient number, since it is larger than the sum of its proper divisors (14690089).

148123723 is a wasteful number, since it uses less digits than its factorization.

148123723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224185 (or 1224174 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 148123723 is about 12170.6089822983. The cubic root of 148123723 is about 529.1046030118.

The spelling of 148123723 in words is "one hundred forty-eight million, one hundred twenty-three thousand, seven hundred twenty-three".