148191075 has 36 divisors (see below), whose sum is σ = 266083168. Its totient is φ = 78840000.

The previous prime is 148191061. The next prime is 148191133. The reversal of 148191075 is 570191841.

It is not a de Polignac number, because 148191075 - 2⁶ = 148191011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 168537 + ... + 169413.

Almost surely, 2^148191075 is an apocalyptic number.

148191075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

148191075 is a deficient number, since it is larger than the sum of its proper divisors (117892093).

148191075 is a wasteful number, since it uses less digits than its factorization.

148191075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1636 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 148191075 is about 12173.3756616643. The cubic root of 148191075 is about 529.1847856514.

The spelling of 148191075 in words is "one hundred forty-eight million, one hundred ninety-one thousand, seventy-five".