994777125 has 32 divisors (see below), whose sum is σ = 1657393920. Its totient is φ = 529880000.

The previous prime is 994777123. The next prime is 994777241. The reversal of 994777125 is 521777499.

It is not a de Polignac number, because 994777125 - 2¹ = 994777123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994777123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 486856 + ... + 488894.

It is an arithmetic number, because the mean of its divisors is an integer number (51793560).

Almost surely, 2^994777125 is an apocalyptic number.

It is an amenable number.

994777125 is a deficient number, since it is larger than the sum of its proper divisors (662616795).

994777125 is a wasteful number, since it uses less digits than its factorization.

994777125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3358 (or 3348 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 51.

The square root of 994777125 is about 31540.0875870693. The cubic root of 994777125 is about 998.2560019055.

The spelling of 994777125 in words is "nine hundred ninety-four million, seven hundred seventy-seven thousand, one hundred twenty-five".