4059409631 has 4 divisors (see below), whose sum is σ = 4158419664. Its totient is φ = 3960399600.

The previous prime is 4059409621. The next prime is 4059409637. The reversal of 4059409631 is 1369049504.

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

It is a cyclic number.

It is not a de Polignac number, because 4059409631 - 2¹⁰ = 4059408607 is a prime.

It is a super-2 number, since 2×4059409631² = 32957613104511112322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 99009991 = 4059409631 / (4 + 0 + 5 + 9 + 4 + 0 + 9 + 6 + 3 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4059409637) 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, 49504955 + ... + 49505036.

It is an arithmetic number, because the mean of its divisors is an integer number (1039604916).

Almost surely, 2^4059409631 is an apocalyptic number.

4059409631 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4059409631 is a deficient number, since it is larger than the sum of its proper divisors (99010033).

4059409631 is an equidigital number, since it uses as much as digits as its factorization.

4059409631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99010032.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 4059409631 is about 63713.4964587567. The cubic root of 4059409631 is about 1595.2213711866.

The spelling of 4059409631 in words is "four billion, fifty-nine million, four hundred nine thousand, six hundred thirty-one".