1301343403 has 4 divisors (see below), whose sum is σ = 1333083528. Its totient is φ = 1269603280.

The previous prime is 1301343377. The next prime is 1301343467. The reversal of 1301343403 is 3043431031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3043431031 = 53 ⋅57423227.

It is a cyclic number.

It is not a de Polignac number, because 1301343403 - 2²⁵ = 1267788971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301743403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15870001 + ... + 15870082.

It is an arithmetic number, because the mean of its divisors is an integer number (333270882).

Almost surely, 2^1301343403 is an apocalyptic number.

1301343403 is a deficient number, since it is larger than the sum of its proper divisors (31740125).

1301343403 is an equidigital number, since it uses as much as digits as its factorization.

1301343403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31740124.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1301343403 is about 36074.1375919092. The cubic root of 1301343403 is about 1091.7686973481.

Adding to 1301343403 its reverse (3043431031), we get a palindrome (4344774434).

The spelling of 1301343403 in words is "one billion, three hundred one million, three hundred forty-three thousand, four hundred three".