113887541 has 2 divisors, whose sum is σ = 113887542. Its totient is φ = 113887540.

The previous prime is 113887531. The next prime is 113887589. The reversal of 113887541 is 145788311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107205316 + 6682225 = 10354^2 + 2585^2 .

It is a cyclic number.

It is not a de Polignac number, because 113887541 - 2¹⁰ = 113886517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113887495 and 113887504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113887531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56943770 + 56943771.

It is an arithmetic number, because the mean of its divisors is an integer number (56943771).

Almost surely, 2^113887541 is an apocalyptic number.

It is an amenable number.

113887541 is a deficient number, since it is larger than the sum of its proper divisors (1).

113887541 is an equidigital number, since it uses as much as digits as its factorization.

113887541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 38.

The square root of 113887541 is about 10671.8105774044. The cubic root of 113887541 is about 484.7212640057.

The spelling of 113887541 in words is "one hundred thirteen million, eight hundred eighty-seven thousand, five hundred forty-one".