130321502 has 4 divisors (see below), whose sum is σ = 195482256. Its totient is φ = 65160750.

The previous prime is 130321483. The next prime is 130321523. The reversal of 130321502 is 205123031.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32580374 + ... + 32580377.

It is an arithmetic number, because the mean of its divisors is an integer number (48870564).

Almost surely, 2^130321502 is an apocalyptic number.

130321502 is a deficient number, since it is larger than the sum of its proper divisors (65160754).

130321502 is an equidigital number, since it uses as much as digits as its factorization.

130321502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65160753.

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

The square root of 130321502 is about 11415.8443402142. The cubic root of 130321502 is about 506.9969642441.

Adding to 130321502 its reverse (205123031), we get a palindrome (335444533).

The spelling of 130321502 in words is "one hundred thirty million, three hundred twenty-one thousand, five hundred two".