139735541 has 8 divisors (see below), whose sum is σ = 155023200. Its totient is φ = 124878640.

The previous prime is 139735523. The next prime is 139735549. The reversal of 139735541 is 145537931.

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

It is a cyclic number.

It is not a de Polignac number, because 139735541 - 2¹⁴ = 139719157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 139735495 and 139735504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139735549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107006 + ... + 108303.

It is an arithmetic number, because the mean of its divisors is an integer number (19377900).

Almost surely, 2^139735541 is an apocalyptic number.

139735541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

139735541 is a deficient number, since it is larger than the sum of its proper divisors (15287659).

139735541 is a wasteful number, since it uses less digits than its factorization.

139735541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215379.

The product of its digits is 56700, while the sum is 38.

The square root of 139735541 is about 11820.9788511781. The cubic root of 139735541 is about 518.9222512893.

The spelling of 139735541 in words is "one hundred thirty-nine million, seven hundred thirty-five thousand, five hundred forty-one".