95543981 has 12 divisors (see below), whose sum is σ = 105989940. Its totient is φ = 86037120.

The previous prime is 95543977. The next prime is 95543983. The reversal of 95543981 is 18934559.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 12187081 + 83356900 = 3491^2 + 9130^2 .

It is not a de Polignac number, because 95543981 - 2² = 95543977 is a prime.

It is a super-2 number, since 2×95543981² = 18257304610656722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95543983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35 + ... + 13823.

It is an arithmetic number, because the mean of its divisors is an integer number (8832495).

Almost surely, 2^95543981 is an apocalyptic number.

It is an amenable number.

95543981 is a deficient number, since it is larger than the sum of its proper divisors (10445959).

95543981 is a wasteful number, since it uses less digits than its factorization.

95543981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13856 (or 13843 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

The square root of 95543981 is about 9774.6601475448. The cubic root of 95543981 is about 457.1595300978.

The spelling of 95543981 in words is "ninety-five million, five hundred forty-three thousand, nine hundred eighty-one".