130534403 has 2 divisors, whose sum is σ = 130534404. Its totient is φ = 130534402.

The previous prime is 130534399. The next prime is 130534421. The reversal of 130534403 is 304435031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130534403 - 2² = 130534399 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (130534433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65267201 + 65267202.

It is an arithmetic number, because the mean of its divisors is an integer number (65267202).

Almost surely, 2^130534403 is an apocalyptic number.

130534403 is a deficient number, since it is larger than the sum of its proper divisors (1).

130534403 is an equidigital number, since it uses as much as digits as its factorization.

130534403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 130534403 is about 11425.1653379721. The cubic root of 130534403 is about 507.2729008910.

Adding to 130534403 its reverse (304435031), we get a palindrome (434969434).

The spelling of 130534403 in words is "one hundred thirty million, five hundred thirty-four thousand, four hundred three".