4154137538 has 8 divisors (see below), whose sum is σ = 6446075580. Its totient is φ = 2005445680.

The previous prime is 4154137531. The next prime is 4154137541. The reversal of 4154137538 is 8357314514.

It can be written as a sum of positive squares in 2 ways, for example, as 4032631009 + 121506529 = 63503^2 + 11023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4154137495 and 4154137504.

It is not an unprimeable number, because it can be changed into a prime (4154137531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35811473 + ... + 35811588.

Almost surely, 2^4154137538 is an apocalyptic number.

4154137538 is a deficient number, since it is larger than the sum of its proper divisors (2291938042).

4154137538 is a wasteful number, since it uses less digits than its factorization.

4154137538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71623092.

The product of its digits is 201600, while the sum is 41.

The square root of 4154137538 is about 64452.5991562792. The cubic root of 4154137538 is about 1607.5344562158.

The spelling of 4154137538 in words is "four billion, one hundred fifty-four million, one hundred thirty-seven thousand, five hundred thirty-eight".