214252403 has 2 divisors, whose sum is σ = 214252404. Its totient is φ = 214252402.

The previous prime is 214252397. The next prime is 214252421. The reversal of 214252403 is 304252412.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214252403 - 2²² = 210058099 is a prime.

It is not a weakly prime, because it can be changed into another prime (214252603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107126201 + 107126202.

It is an arithmetic number, because the mean of its divisors is an integer number (107126202).

Almost surely, 2^214252403 is an apocalyptic number.

214252403 is a deficient number, since it is larger than the sum of its proper divisors (1).

214252403 is an equidigital number, since it uses as much as digits as its factorization.

214252403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 214252403 is about 14637.3632529906. The cubic root of 214252403 is about 598.3774709170.

Subtracting 214252403 from its reverse (304252412), we obtain a palindrome (90000009).

It can be divided in two parts, 2142 and 52403, that added together give a palindrome (54545).

The spelling of 214252403 in words is "two hundred fourteen million, two hundred fifty-two thousand, four hundred three".