225994989403 has 2 divisors, whose sum is σ = 225994989404. Its totient is φ = 225994989402.

The previous prime is 225994989379. The next prime is 225994989427. The reversal of 225994989403 is 304989499522.

It is a balanced prime because it is at equal distance from previous prime (225994989379) and next prime (225994989427).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225994989403 is a prime.

It is not a weakly prime, because it can be changed into another prime (225994989203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112997494701 + 112997494702.

It is an arithmetic number, because the mean of its divisors is an integer number (112997494702).

Almost surely, 2^225994989403 is an apocalyptic number.

225994989403 is a deficient number, since it is larger than the sum of its proper divisors (1).

225994989403 is an equidigital number, since it uses as much as digits as its factorization.

225994989403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50388480, while the sum is 64.

The spelling of 225994989403 in words is "two hundred twenty-five billion, nine hundred ninety-four million, nine hundred eighty-nine thousand, four hundred three".