148849783 has 2 divisors, whose sum is σ = 148849784. Its totient is φ = 148849782.

The previous prime is 148849769. The next prime is 148849787. The reversal of 148849783 is 387948841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148849783 - 2⁵ = 148849751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148849783.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148849787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74424891 + 74424892.

It is an arithmetic number, because the mean of its divisors is an integer number (74424892).

Almost surely, 2^148849783 is an apocalyptic number.

148849783 is a deficient number, since it is larger than the sum of its proper divisors (1).

148849783 is an equidigital number, since it uses as much as digits as its factorization.

148849783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 52.

The square root of 148849783 is about 12200.4009360348. The cubic root of 148849783 is about 529.9677006542.

The spelling of 148849783 in words is "one hundred forty-eight million, eight hundred forty-nine thousand, seven hundred eighty-three".