4131355745 has 16 divisors (see below), whose sum is σ = 5410706688. Its totient is φ = 3003296640.

The previous prime is 4131355733. The next prime is 4131355769. The reversal of 4131355745 is 5475531314.

It is a happy number.

It is not a de Polignac number, because 4131355745 - 2¹⁴ = 4131339361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4131355699 and 4131355708.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119237 + ... + 149933.

It is an arithmetic number, because the mean of its divisors is an integer number (338169168).

Almost surely, 2^4131355745 is an apocalyptic number.

It is an amenable number.

4131355745 is a deficient number, since it is larger than the sum of its proper divisors (1279350943).

4131355745 is a wasteful number, since it uses less digits than its factorization.

4131355745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33160.

The product of its digits is 126000, while the sum is 38.

The square root of 4131355745 is about 64275.6232564104. The cubic root of 4131355745 is about 1604.5904300054.

Subtracting 4131355745 from its reverse (5475531314), we obtain a square (1344175569 = 36663²).

The spelling of 4131355745 in words is "four billion, one hundred thirty-one million, three hundred fifty-five thousand, seven hundred forty-five".