149054863 has 2 divisors, whose sum is σ = 149054864. Its totient is φ = 149054862.

The previous prime is 149054849. The next prime is 149054869. The reversal of 149054863 is 368450941.

149054863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149054863 is a prime.

It is equal to p_8394259 and since 149054863 and 8394259 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149054869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74527431 + 74527432.

It is an arithmetic number, because the mean of its divisors is an integer number (74527432).

Almost surely, 2^149054863 is an apocalyptic number.

149054863 is a deficient number, since it is larger than the sum of its proper divisors (1).

149054863 is an equidigital number, since it uses as much as digits as its factorization.

149054863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 149054863 is about 12208.8026849483. The cubic root of 149054863 is about 530.2109792526.

The spelling of 149054863 in words is "one hundred forty-nine million, fifty-four thousand, eight hundred sixty-three".