1341020403 has 24 divisors (see below), whose sum is σ = 2024275968. Its totient is φ = 854631792.

The previous prime is 1341020383. The next prime is 1341020411. The reversal of 1341020403 is 3040201431.

It is not a de Polignac number, because 1341020403 - 2⁵ = 1341020371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1341020453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18675 + ... + 55052.

It is an arithmetic number, because the mean of its divisors is an integer number (84344832).

Almost surely, 2^1341020403 is an apocalyptic number.

1341020403 is a deficient number, since it is larger than the sum of its proper divisors (683255565).

1341020403 is a wasteful number, since it uses less digits than its factorization.

1341020403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73823 (or 73820 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1341020403 is about 36619.9454259561. The cubic root of 1341020403 is about 1102.7535431194.

Adding to 1341020403 its reverse (3040201431), we get a palindrome (4381221834).

The spelling of 1341020403 in words is "one billion, three hundred forty-one million, twenty thousand, four hundred three".