148139065 has 16 divisors (see below), whose sum is σ = 182414592. Its totient is φ = 115437184.

The previous prime is 148139063. The next prime is 148139093. The reversal of 148139065 is 560931841.

It is a cyclic number.

It is not a de Polignac number, because 148139065 - 2¹ = 148139063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148139063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51957 + ... + 54733.

It is an arithmetic number, because the mean of its divisors is an integer number (11400912).

Almost surely, 2^148139065 is an apocalyptic number.

It is an amenable number.

148139065 is a deficient number, since it is larger than the sum of its proper divisors (34275527).

148139065 is a wasteful number, since it uses less digits than its factorization.

148139065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 148139065 is about 12171.2392548992. The cubic root of 148139065 is about 529.1228698192.

The spelling of 148139065 in words is "one hundred forty-eight million, one hundred thirty-nine thousand, sixty-five".