2403401313403 has 2 divisors, whose sum is σ = 2403401313404. Its totient is φ = 2403401313402.

The previous prime is 2403401313329. The next prime is 2403401313407. The reversal of 2403401313403 is 3043131043042.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2403401313403 is a prime.

It is not a weakly prime, because it can be changed into another prime (2403401313407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201700656701 + 1201700656702.

It is an arithmetic number, because the mean of its divisors is an integer number (1201700656702).

Almost surely, 2^{2403401313403} is an apocalyptic number.

2403401313403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403401313403 is an equidigital number, since it uses as much as digits as its factorization.

2403401313403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 2403401313403 its reverse (3043131043042), we get a palindrome (5446532356445).

The spelling of 2403401313403 in words is "two trillion, four hundred three billion, four hundred one million, three hundred thirteen thousand, four hundred three".