154847963 has 2 divisors, whose sum is σ = 154847964. Its totient is φ = 154847962.

The previous prime is 154847893. The next prime is 154847969. The reversal of 154847963 is 369748451.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154847963 is a prime.

It is not a weakly prime, because it can be changed into another prime (154847969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77423981 + 77423982.

It is an arithmetic number, because the mean of its divisors is an integer number (77423982).

Almost surely, 2^154847963 is an apocalyptic number.

154847963 is a deficient number, since it is larger than the sum of its proper divisors (1).

154847963 is an equidigital number, since it uses as much as digits as its factorization.

154847963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 47.

The square root of 154847963 is about 12443.7921470909. The cubic root of 154847963 is about 536.9928447204.

The spelling of 154847963 in words is "one hundred fifty-four million, eight hundred forty-seven thousand, nine hundred sixty-three".