4156405513 has 4 divisors (see below), whose sum is σ = 4476129028. Its totient is φ = 3836682000.

The previous prime is 4156405493. The next prime is 4156405523. The reversal of 4156405513 is 3155046514.

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 1084253184 + 3072152329 = 32928^2 + 55427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4156405513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4156405523) 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, 159861738 + ... + 159861763.

It is an arithmetic number, because the mean of its divisors is an integer number (1119032257).

Almost surely, 2^4156405513 is an apocalyptic number.

It is an amenable number.

4156405513 is a deficient number, since it is larger than the sum of its proper divisors (319723515).

4156405513 is a wasteful number, since it uses less digits than its factorization.

4156405513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319723514.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 4156405513 is about 64470.1908869518. The cubic root of 4156405513 is about 1607.8269505170.

The spelling of 4156405513 in words is "four billion, one hundred fifty-six million, four hundred five thousand, five hundred thirteen".