403134013 has 4 divisors (see below), whose sum is σ = 416138368. Its totient is φ = 390129660.

The previous prime is 403133999. The next prime is 403134019. The reversal of 403134013 is 310431304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403134013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403134019) 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, 6502131 + ... + 6502192.

It is an arithmetic number, because the mean of its divisors is an integer number (104034592).

Almost surely, 2^403134013 is an apocalyptic number.

It is an amenable number.

403134013 is a deficient number, since it is larger than the sum of its proper divisors (13004355).

403134013 is a wasteful number, since it uses less digits than its factorization.

403134013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13004354.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 403134013 is about 20078.1974539549. The cubic root of 403134013 is about 738.7255962728.

Adding to 403134013 its reverse (310431304), we get a palindrome (713565317).

The spelling of 403134013 in words is "four hundred three million, one hundred thirty-four thousand, thirteen".