116667541 has 2 divisors, whose sum is σ = 116667542. Its totient is φ = 116667540.

The previous prime is 116667521. The next prime is 116667571. The reversal of 116667541 is 145766611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61685316 + 54982225 = 7854^2 + 7415^2 .

It is a cyclic number.

It is not a de Polignac number, because 116667541 - 2¹³ = 116659349 is a prime.

It is a super-2 number, since 2×116667541² = 27222630245973362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116667541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116667511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58333770 + 58333771.

It is an arithmetic number, because the mean of its divisors is an integer number (58333771).

Almost surely, 2^116667541 is an apocalyptic number.

It is an amenable number.

116667541 is a deficient number, since it is larger than the sum of its proper divisors (1).

116667541 is an equidigital number, since it uses as much as digits as its factorization.

116667541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 116667541 is about 10801.2749710393. The cubic root of 116667541 is about 488.6336236066.

The spelling of 116667541 in words is "one hundred sixteen million, six hundred sixty-seven thousand, five hundred forty-one".