130436111 has 4 divisors (see below), whose sum is σ = 140469672. Its totient is φ = 120402552.

The previous prime is 130436107. The next prime is 130436179. The reversal of 130436111 is 111634031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111634031 = 79 ⋅1413089.

It is a cyclic number.

It is not a de Polignac number, because 130436111 - 2² = 130436107 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 (130436711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5016761 + ... + 5016786.

It is an arithmetic number, because the mean of its divisors is an integer number (35117418).

Almost surely, 2^130436111 is an apocalyptic number.

130436111 is a deficient number, since it is larger than the sum of its proper divisors (10033561).

130436111 is a wasteful number, since it uses less digits than its factorization.

130436111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10033560.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 130436111 is about 11420.8629708967. The cubic root of 130436111 is about 507.1455439462.

The spelling of 130436111 in words is "one hundred thirty million, four hundred thirty-six thousand, one hundred eleven".