4137881049 has 6 divisors (see below), whose sum is σ = 5976939306. Its totient is φ = 2758587360.

The previous prime is 4137881017. The next prime is 4137881057. The reversal of 4137881049 is 9401887314.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4113939600 + 23941449 = 64140^2 + 4893^2 .

It is not a de Polignac number, because 4137881049 - 2⁵ = 4137881017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4137880995 and 4137881013.

It is not an unprimeable number, because it can be changed into a prime (4137881249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229882272 + ... + 229882289.

It is an arithmetic number, because the mean of its divisors is an integer number (996156551).

Almost surely, 2^4137881049 is an apocalyptic number.

It is an amenable number.

4137881049 is a deficient number, since it is larger than the sum of its proper divisors (1839058257).

4137881049 is a wasteful number, since it uses less digits than its factorization.

4137881049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459764567 (or 459764564 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 4137881049 is about 64326.3635611403. The cubic root of 4137881049 is about 1605.4347801645.

The spelling of 4137881049 in words is "four billion, one hundred thirty-seven million, eight hundred eighty-one thousand, forty-nine".