147963251 has 2 divisors, whose sum is σ = 147963252. Its totient is φ = 147963250.

The previous prime is 147963199. The next prime is 147963253. The reversal of 147963251 is 152369741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147963251 - 2²⁶ = 80854387 is a prime.

Together with 147963253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147963253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73981625 + 73981626.

It is an arithmetic number, because the mean of its divisors is an integer number (73981626).

Almost surely, 2^147963251 is an apocalyptic number.

147963251 is a deficient number, since it is larger than the sum of its proper divisors (1).

147963251 is an equidigital number, since it uses as much as digits as its factorization.

147963251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 147963251 is about 12164.0145922306. The cubic root of 147963251 is about 528.9134629023.

The spelling of 147963251 in words is "one hundred forty-seven million, nine hundred sixty-three thousand, two hundred fifty-one".