148435645 has 8 divisors (see below), whose sum is σ = 180563256. Its totient is φ = 117121536.

The previous prime is 148435603. The next prime is 148435663. The reversal of 148435645 is 546534841.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1104601 + 147331044 = 1051^2 + 12138^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 148435645 - 2¹⁷ = 148304573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148435598 and 148435607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202972 + ... + 203701.

It is an arithmetic number, because the mean of its divisors is an integer number (22570407).

Almost surely, 2^148435645 is an apocalyptic number.

It is an amenable number.

148435645 is a deficient number, since it is larger than the sum of its proper divisors (32127611).

148435645 is an equidigital number, since it uses as much as digits as its factorization.

148435645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406751.

The product of its digits is 230400, while the sum is 40.

The square root of 148435645 is about 12183.4168031796. The cubic root of 148435645 is about 529.4757424219.

The spelling of 148435645 in words is "one hundred forty-eight million, four hundred thirty-five thousand, six hundred forty-five".