130015403 has 8 divisors (see below), whose sum is σ = 149207520. Its totient is φ = 110977920.

The previous prime is 130015399. The next prime is 130015411. The reversal of 130015403 is 304510031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130015403 - 2² = 130015399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130015453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36848 + ... + 40221.

It is an arithmetic number, because the mean of its divisors is an integer number (18650940).

Almost surely, 2^130015403 is an apocalyptic number.

130015403 is a deficient number, since it is larger than the sum of its proper divisors (19192117).

130015403 is an equidigital number, since it uses as much as digits as its factorization.

130015403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77317.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 130015403 is about 11402.4296972180. The cubic root of 130015403 is about 506.5997084203.

Adding to 130015403 its reverse (304510031), we get a palindrome (434525434).

The spelling of 130015403 in words is "one hundred thirty million, fifteen thousand, four hundred three".