2403421399 has 2 divisors, whose sum is σ = 2403421400. Its totient is φ = 2403421398.

The previous prime is 2403421367. The next prime is 2403421417. The reversal of 2403421399 is 9931243042.

2403421399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2403421399 - 2⁵ = 2403421367 is a prime.

It is a super-2 number, since 2×2403421399² = 11552868842342234402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2403421309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201710699 + 1201710700.

It is an arithmetic number, because the mean of its divisors is an integer number (1201710700).

Almost surely, 2^2403421399 is an apocalyptic number.

2403421399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403421399 is an equidigital number, since it uses as much as digits as its factorization.

2403421399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 2403421399 is about 49024.7019266818. The cubic root of 2403421399 is about 1339.5018195264.

The spelling of 2403421399 in words is "two billion, four hundred three million, four hundred twenty-one thousand, three hundred ninety-nine".