995855477 has 2 divisors, whose sum is σ = 995855478. Its totient is φ = 995855476.

The previous prime is 995855459. The next prime is 995855507. The reversal of 995855477 is 774558599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 741963121 + 253892356 = 27239^2 + 15934^2 .

It is a cyclic number.

It is not a de Polignac number, because 995855477 - 2¹⁶ = 995789941 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (995855177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497927738 + 497927739.

It is an arithmetic number, because the mean of its divisors is an integer number (497927739).

Almost surely, 2^995855477 is an apocalyptic number.

It is an amenable number.

995855477 is a deficient number, since it is larger than the sum of its proper divisors (1).

995855477 is an equidigital number, since it uses as much as digits as its factorization.

995855477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876000, while the sum is 59.

The square root of 995855477 is about 31557.1778998059. The cubic root of 995855477 is about 998.6165793632.

The spelling of 995855477 in words is "nine hundred ninety-five million, eight hundred fifty-five thousand, four hundred seventy-seven".