16141557 has 4 divisors (see below), whose sum is σ = 21522080. Its totient is φ = 10761036.

The previous prime is 16141553. The next prime is 16141579. The reversal of 16141557 is 75514161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16141557 - 2² = 16141553 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16141553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2690257 + ... + 2690262.

It is an arithmetic number, because the mean of its divisors is an integer number (5380520).

Almost surely, 2^16141557 is an apocalyptic number.

It is an amenable number.

16141557 is a deficient number, since it is larger than the sum of its proper divisors (5380523).

16141557 is an equidigital number, since it uses as much as digits as its factorization.

16141557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5380522.

The product of its digits is 4200, while the sum is 30.

The square root of 16141557 is about 4017.6556597100. The cubic root of 16141557 is about 252.7251568104.

The spelling of 16141557 in words is "sixteen million, one hundred forty-one thousand, five hundred fifty-seven".