148281512 has 16 divisors (see below), whose sum is σ = 281944800. Its totient is φ = 73096240.

The previous prime is 148281493. The next prime is 148281521. The reversal of 148281512 is 215182841.

It is a super-2 number, since 2×148281512² = 43974813602012288, which contains 22 as substring.

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, 129962 + ... + 131097.

It is an arithmetic number, because the mean of its divisors is an integer number (17621550).

Almost surely, 2^148281512 is an apocalyptic number.

It is an amenable number.

148281512 is a deficient number, since it is larger than the sum of its proper divisors (133663288).

148281512 is a wasteful number, since it uses less digits than its factorization.

148281512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261136 (or 261132 counting only the distinct ones).

The product of its digits is 5120, while the sum is 32.

The square root of 148281512 is about 12177.0896358695. The cubic root of 148281512 is about 529.2924128084.

The spelling of 148281512 in words is "one hundred forty-eight million, two hundred eighty-one thousand, five hundred twelve".