149794867 has 2 divisors, whose sum is σ = 149794868. Its totient is φ = 149794866.

The previous prime is 149794861. The next prime is 149794891. The reversal of 149794867 is 768497941.

149794867 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 149794867 - 2³ = 149794859 is a prime.

It is not a weakly prime, because it can be changed into another prime (149794861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74897433 + 74897434.

It is an arithmetic number, because the mean of its divisors is an integer number (74897434).

Almost surely, 2^149794867 is an apocalyptic number.

149794867 is a deficient number, since it is larger than the sum of its proper divisors (1).

149794867 is an equidigital number, since it uses as much as digits as its factorization.

149794867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 55.

The square root of 149794867 is about 12239.0713291491. The cubic root of 149794867 is about 531.0869670522.

The spelling of 149794867 in words is "one hundred forty-nine million, seven hundred ninety-four thousand, eight hundred sixty-seven".