2106193403 has 2 divisors, whose sum is σ = 2106193404. Its totient is φ = 2106193402.

The previous prime is 2106193319. The next prime is 2106193409. The reversal of 2106193403 is 3043916012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2106193403 - 2¹² = 2106189307 is a prime.

It is not a weakly prime, because it can be changed into another prime (2106193409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053096701 + 1053096702.

It is an arithmetic number, because the mean of its divisors is an integer number (1053096702).

Almost surely, 2^2106193403 is an apocalyptic number.

2106193403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106193403 is an equidigital number, since it uses as much as digits as its factorization.

2106193403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 2106193403 is about 45893.2827655639. The cubic root of 2106193403 is about 1281.8368409630.

The spelling of 2106193403 in words is "two billion, one hundred six million, one hundred ninety-three thousand, four hundred three".