130340453 has 8 divisors (see below), whose sum is σ = 131596920. Its totient is φ = 129090240.

The previous prime is 130340443. The next prime is 130340459. The reversal of 130340453 is 354043031.

It can be written as a sum of positive squares in 4 ways, for example, as 33849124 + 96491329 = 5818^2 + 9823^2 .

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 130340453 - 2⁶ = 130340389 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 (130340459) 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, 47351 + ... + 50027.

It is an arithmetic number, because the mean of its divisors is an integer number (16449615).

Almost surely, 2^130340453 is an apocalyptic number.

It is an amenable number.

130340453 is a deficient number, since it is larger than the sum of its proper divisors (1256467).

130340453 is a wasteful number, since it uses less digits than its factorization.

130340453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127.

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

The square root of 130340453 is about 11416.6743406300. The cubic root of 130340453 is about 507.0215384283.

Adding to 130340453 its reverse (354043031), we get a palindrome (484383484).

The spelling of 130340453 in words is "one hundred thirty million, three hundred forty thousand, four hundred fifty-three".