994513851 has 6 divisors (see below), whose sum is σ = 1436520020. Its totient is φ = 663009228.

The previous prime is 994513837. The next prime is 994513867. The reversal of 994513851 is 158315499.

It is not a de Polignac number, because 994513851 - 2¹⁵ = 994481083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 994513797 and 994513806.

It is not an unprimeable number, because it can be changed into a prime (994513801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55250761 + ... + 55250778.

Almost surely, 2^994513851 is an apocalyptic number.

994513851 is a deficient number, since it is larger than the sum of its proper divisors (442006169).

994513851 is a wasteful number, since it uses less digits than its factorization.

994513851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110501545 (or 110501542 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 994513851 is about 31535.9136699732. The cubic root of 994513851 is about 998.1679292331.

The spelling of 994513851 in words is "nine hundred ninety-four million, five hundred thirteen thousand, eight hundred fifty-one".