130435440445 has 4 divisors (see below), whose sum is σ = 156522528540. Its totient is φ = 104348352352.

The previous prime is 130435440419. The next prime is 130435440451. The reversal of 130435440445 is 544044534031.

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 14538089476 + 115897350969 = 120574^2 + 340437^2 .

It is a cyclic number.

It is not a de Polignac number, because 130435440445 - 2⁵ = 130435440413 is a prime.

It is a super-2 number, since 2×130435440445² (a number of 23 digits) contains 22 as substring.

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, 13043544040 + ... + 13043544049.

It is an arithmetic number, because the mean of its divisors is an integer number (39130632135).

Almost surely, 2^130435440445 is an apocalyptic number.

It is an amenable number.

130435440445 is a deficient number, since it is larger than the sum of its proper divisors (26087088095).

130435440445 is an equidigital number, since it uses as much as digits as its factorization.

130435440445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26087088094.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 130435440445 its reverse (544044534031), we get a palindrome (674479974476).

The spelling of 130435440445 in words is "one hundred thirty billion, four hundred thirty-five million, four hundred forty thousand, four hundred forty-five".