999470051 has 2 divisors, whose sum is σ = 999470052. Its totient is φ = 999470050.

The previous prime is 999470047. The next prime is 999470111. The reversal of 999470051 is 150074999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999470051 - 2² = 999470047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 999469984 and 999470011.

It is not a weakly prime, because it can be changed into another prime (999470041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499735025 + 499735026.

It is an arithmetic number, because the mean of its divisors is an integer number (499735026).

Almost surely, 2^999470051 is an apocalyptic number.

999470051 is a deficient number, since it is larger than the sum of its proper divisors (1).

999470051 is an equidigital number, since it uses as much as digits as its factorization.

999470051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 999470051 is about 31614.3962618298. The cubic root of 999470051 is about 999.8233191190.

The spelling of 999470051 in words is "nine hundred ninety-nine million, four hundred seventy thousand, fifty-one".