3430021403 has 2 divisors, whose sum is σ = 3430021404. Its totient is φ = 3430021402.

The previous prime is 3430021391. The next prime is 3430021409. The reversal of 3430021403 is 3041200343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3430021403 - 2³⁰ = 2356279579 is a prime.

It is not a weakly prime, because it can be changed into another prime (3430021409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715010701 + 1715010702.

It is an arithmetic number, because the mean of its divisors is an integer number (1715010702).

Almost surely, 2^3430021403 is an apocalyptic number.

3430021403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3430021403 is an equidigital number, since it uses as much as digits as its factorization.

3430021403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3430021403 is about 58566.3845819426. The cubic root of 3430021403 is about 1508.1074198434.

Adding to 3430021403 its reverse (3041200343), we get a palindrome (6471221746).

The spelling of 3430021403 in words is "three billion, four hundred thirty million, twenty-one thousand, four hundred three".