147228203 has 4 divisors (see below), whose sum is σ = 147748728. Its totient is φ = 146707680.

The previous prime is 147228167. The next prime is 147228229. The reversal of 147228203 is 302822741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147228203 - 2¹² = 147224107 is a prime.

It is a super-2 number, since 2×147228203² = 43352287517218418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147228233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259838 + ... + 260403.

It is an arithmetic number, because the mean of its divisors is an integer number (36937182).

Almost surely, 2^147228203 is an apocalyptic number.

147228203 is a deficient number, since it is larger than the sum of its proper divisors (520525).

147228203 is an equidigital number, since it uses as much as digits as its factorization.

147228203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520524.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 147228203 is about 12133.7629365337. The cubic root of 147228203 is about 528.0361676996.

The spelling of 147228203 in words is "one hundred forty-seven million, two hundred twenty-eight thousand, two hundred three".