234121403 has 2 divisors, whose sum is σ = 234121404. Its totient is φ = 234121402.

The previous prime is 234121397. The next prime is 234121409. The reversal of 234121403 is 304121432.

It is a balanced prime because it is at equal distance from previous prime (234121397) and next prime (234121409).

It is a cyclic number.

It is not a de Polignac number, because 234121403 - 2⁴ = 234121387 is a prime.

It is not a weakly prime, because it can be changed into another prime (234121409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117060701 + 117060702.

It is an arithmetic number, because the mean of its divisors is an integer number (117060702).

Almost surely, 2^234121403 is an apocalyptic number.

234121403 is a deficient number, since it is larger than the sum of its proper divisors (1).

234121403 is an equidigital number, since it uses as much as digits as its factorization.

234121403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 234121403 is about 15301.0262074150. The cubic root of 234121403 is about 616.3305653589.

Adding to 234121403 its reverse (304121432), we get a palindrome (538242835).

The spelling of 234121403 in words is "two hundred thirty-four million, one hundred twenty-one thousand, four hundred three".