133222403 has 2 divisors, whose sum is σ = 133222404. Its totient is φ = 133222402.

The previous prime is 133222391. The next prime is 133222429. The reversal of 133222403 is 304222331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133222403 - 2⁸ = 133222147 is a prime.

It is a super-2 number, since 2×133222403² = 35496417322188818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133222493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66611201 + 66611202.

It is an arithmetic number, because the mean of its divisors is an integer number (66611202).

Almost surely, 2^133222403 is an apocalyptic number.

133222403 is a deficient number, since it is larger than the sum of its proper divisors (1).

133222403 is an equidigital number, since it uses as much as digits as its factorization.

133222403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 133222403 is about 11542.2009599556. The cubic root of 133222403 is about 510.7312373519.

Adding to 133222403 its reverse (304222331), we get a palindrome (437444734).

The spelling of 133222403 in words is "one hundred thirty-three million, two hundred twenty-two thousand, four hundred three".