149020783 has 2 divisors, whose sum is σ = 149020784. Its totient is φ = 149020782.

The previous prime is 149020747. The next prime is 149020831. The reversal of 149020783 is 387020941.

149020783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149020783 - 2²¹ = 146923631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149020723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74510391 + 74510392.

It is an arithmetic number, because the mean of its divisors is an integer number (74510392).

Almost surely, 2^149020783 is an apocalyptic number.

149020783 is a deficient number, since it is larger than the sum of its proper divisors (1).

149020783 is an equidigital number, since it uses as much as digits as its factorization.

149020783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 149020783 is about 12207.4068909003. The cubic root of 149020783 is about 530.1705669124.

The spelling of 149020783 in words is "one hundred forty-nine million, twenty thousand, seven hundred eighty-three".