64142203 has 2 divisors, whose sum is σ = 64142204. Its totient is φ = 64142202.

The previous prime is 64142191. The next prime is 64142209. The reversal of 64142203 is 30224146.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64142203 - 2²⁵ = 30587771 is a prime.

It is a super-2 number, since 2×64142203² = 8228444411386418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (64142209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32071101 + 32071102.

It is an arithmetic number, because the mean of its divisors is an integer number (32071102).

Almost surely, 2^64142203 is an apocalyptic number.

64142203 is a deficient number, since it is larger than the sum of its proper divisors (1).

64142203 is an equidigital number, since it uses as much as digits as its factorization.

64142203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 64142203 is about 8008.8827560403. The cubic root of 64142203 is about 400.2960371010.

Adding to 64142203 its reverse (30224146), we get a palindrome (94366349).

The spelling of 64142203 in words is "sixty-four million, one hundred forty-two thousand, two hundred three".