130464445 has 4 divisors (see below), whose sum is σ = 156557340. Its totient is φ = 104371552.

The previous prime is 130464437. The next prime is 130464473. The reversal of 130464445 is 544464031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 103652761 + 26811684 = 10181^2 + 5178^2 .

It is a cyclic number.

It is not a de Polignac number, because 130464445 - 2³ = 130464437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13046440 + ... + 13046449.

It is an arithmetic number, because the mean of its divisors is an integer number (39139335).

Almost surely, 2^130464445 is an apocalyptic number.

It is an amenable number.

130464445 is a deficient number, since it is larger than the sum of its proper divisors (26092895).

130464445 is an equidigital number, since it uses as much as digits as its factorization.

130464445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26092894.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 130464445 is about 11422.1033527105. The cubic root of 130464445 is about 507.1822628717.

The spelling of 130464445 in words is "one hundred thirty million, four hundred sixty-four thousand, four hundred forty-five".