148686353 has 4 divisors (see below), whose sum is σ = 150219300. Its totient is φ = 147153408.

The previous prime is 148686347. The next prime is 148686361. The reversal of 148686353 is 353686841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26296384 + 122389969 = 5128^2 + 11063^2 .

It is a cyclic number.

It is not a de Polignac number, because 148686353 - 2¹⁸ = 148424209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148686383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766328 + ... + 766521.

It is an arithmetic number, because the mean of its divisors is an integer number (37554825).

Almost surely, 2^148686353 is an apocalyptic number.

It is an amenable number.

148686353 is a deficient number, since it is larger than the sum of its proper divisors (1532947).

148686353 is an equidigital number, since it uses as much as digits as its factorization.

148686353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532946.

The product of its digits is 414720, while the sum is 44.

The square root of 148686353 is about 12193.7013658692. The cubic root of 148686353 is about 529.7736698271.

The spelling of 148686353 in words is "one hundred forty-eight million, six hundred eighty-six thousand, three hundred fifty-three".