995557747 has 2 divisors, whose sum is σ = 995557748. Its totient is φ = 995557746.

The previous prime is 995557711. The next prime is 995557751. The reversal of 995557747 is 747755599.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 995557747 - 2¹¹ = 995555699 is a prime.

It is a super-2 number, since 2×995557747² = 1982270455223432018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 995557691 and 995557700.

It is not a weakly prime, because it can be changed into another prime (995557547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497778873 + 497778874.

It is an arithmetic number, because the mean of its divisors is an integer number (497778874).

Almost surely, 2^995557747 is an apocalyptic number.

995557747 is a deficient number, since it is larger than the sum of its proper divisors (1).

995557747 is an equidigital number, since it uses as much as digits as its factorization.

995557747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13891500, while the sum is 58.

The square root of 995557747 is about 31552.4602368817. The cubic root of 995557747 is about 998.5170509492.

The spelling of 995557747 in words is "nine hundred ninety-five million, five hundred fifty-seven thousand, seven hundred forty-seven".