147923903 has 2 divisors, whose sum is σ = 147923904. Its totient is φ = 147923902.

The previous prime is 147923887. The next prime is 147923917. The reversal of 147923903 is 309329741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147923903 - 2⁴ = 147923887 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147922903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73961951 + 73961952.

It is an arithmetic number, because the mean of its divisors is an integer number (73961952).

Almost surely, 2^147923903 is an apocalyptic number.

147923903 is a deficient number, since it is larger than the sum of its proper divisors (1).

147923903 is an equidigital number, since it uses as much as digits as its factorization.

147923903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 147923903 is about 12162.3970910343. The cubic root of 147923903 is about 528.8665739352.

The spelling of 147923903 in words is "one hundred forty-seven million, nine hundred twenty-three thousand, nine hundred three".