12901403 has 2 divisors, whose sum is σ = 12901404. Its totient is φ = 12901402.

The previous prime is 12901393. The next prime is 12901409. The reversal of 12901403 is 30410921.

12901403 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12901403 is a prime.

It is not a weakly prime, because it can be changed into another prime (12901409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6450701 + 6450702.

It is an arithmetic number, because the mean of its divisors is an integer number (6450702).

Almost surely, 2^12901403 is an apocalyptic number.

12901403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12901403 is an equidigital number, since it uses as much as digits as its factorization.

12901403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 12901403 is about 3591.8523076541. The cubic root of 12901403 is about 234.5375120136.

The spelling of 12901403 in words is "twelve million, nine hundred one thousand, four hundred three".