4011245405 has 4 divisors (see below), whose sum is σ = 4813494492. Its totient is φ = 3208996320.

The previous prime is 4011245377. The next prime is 4011245423. The reversal of 4011245405 is 5045421104.

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 571305604 + 3439939801 = 23902^2 + 58651^2 .

It is not a de Polignac number, because 4011245405 - 2¹⁰ = 4011244381 is a prime.

It is a super-2 number, since 2×4011245405² = 32180179398267228050, which contains 22 as substring.

It is a Duffinian number.

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, 401124536 + ... + 401124545.

It is an arithmetic number, because the mean of its divisors is an integer number (1203373623).

Almost surely, 2^4011245405 is an apocalyptic number.

It is an amenable number.

4011245405 is a deficient number, since it is larger than the sum of its proper divisors (802249087).

4011245405 is an equidigital number, since it uses as much as digits as its factorization.

4011245405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802249086.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 4011245405 is about 63334.3935393716. The cubic root of 4011245405 is about 1588.8872407481.

Adding to 4011245405 its reverse (5045421104), we get a palindrome (9056666509).

The spelling of 4011245405 in words is "four billion, eleven million, two hundred forty-five thousand, four hundred five".