148821703 has 4 divisors (see below), whose sum is σ = 148991128. Its totient is φ = 148652280.

The previous prime is 148821697. The next prime is 148821709. The reversal of 148821703 is 307128841.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (148821697) and next prime (148821709).

It is a cyclic number.

It is not a de Polignac number, because 148821703 - 2²¹ = 146724551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148821709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83388 + ... + 85153.

It is an arithmetic number, because the mean of its divisors is an integer number (37247782).

Almost surely, 2^148821703 is an apocalyptic number.

148821703 is a deficient number, since it is larger than the sum of its proper divisors (169425).

148821703 is an equidigital number, since it uses as much as digits as its factorization.

148821703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169424.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 148821703 is about 12199.2500999037. The cubic root of 148821703 is about 529.9343730299.

The spelling of 148821703 in words is "one hundred forty-eight million, eight hundred twenty-one thousand, seven hundred three".