1342012403 has 4 divisors (see below), whose sum is σ = 1344396648. Its totient is φ = 1339628160.

The previous prime is 1342012391. The next prime is 1342012409. The reversal of 1342012403 is 3042102431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1342012403 - 2⁴ = 1342012387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342012409) 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, 1191278 + ... + 1192403.

It is an arithmetic number, because the mean of its divisors is an integer number (336099162).

Almost surely, 2^1342012403 is an apocalyptic number.

1342012403 is a deficient number, since it is larger than the sum of its proper divisors (2384245).

1342012403 is an equidigital number, since it uses as much as digits as its factorization.

1342012403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2384244.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1342012403 is about 36633.4874534216. The cubic root of 1342012403 is about 1103.0253913039.

Adding to 1342012403 its reverse (3042102431), we get a palindrome (4384114834).

The spelling of 1342012403 in words is "one billion, three hundred forty-two million, twelve thousand, four hundred three".