149446963 has 2 divisors, whose sum is σ = 149446964. Its totient is φ = 149446962.

The previous prime is 149446961. The next prime is 149446967. The reversal of 149446963 is 369644941.

It is a weak prime.

It is an emirp because it is prime and its reverse (369644941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149446963 - 2¹ = 149446961 is a prime.

Together with 149446961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (149446961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74723481 + 74723482.

It is an arithmetic number, because the mean of its divisors is an integer number (74723482).

Almost surely, 2^149446963 is an apocalyptic number.

149446963 is a deficient number, since it is larger than the sum of its proper divisors (1).

149446963 is an equidigital number, since it uses as much as digits as its factorization.

149446963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 46.

The square root of 149446963 is about 12224.8502240314. The cubic root of 149446963 is about 530.6754920984.

The spelling of 149446963 in words is "one hundred forty-nine million, four hundred forty-six thousand, nine hundred sixty-three".