1016704994 has 4 divisors (see below), whose sum is σ = 1525057494. Its totient is φ = 508352496.

The previous prime is 1016704993. The next prime is 1016704999. The reversal of 1016704994 is 4994076101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4994076101 = 7 ⋅713439443.

It can be written as a sum of positive squares in only one way, i.e., 640849225 + 375855769 = 25315^2 + 19387^2 .

It is not an unprimeable number, because it can be changed into a prime (1016704993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254176247 + ... + 254176250.

Almost surely, 2^1016704994 is an apocalyptic number.

1016704994 is a deficient number, since it is larger than the sum of its proper divisors (508352500).

1016704994 is an equidigital number, since it uses as much as digits as its factorization.

1016704994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508352499.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 1016704994 is about 31885.8117977260. The cubic root of 1016704994 is about 1005.5376096093.

The spelling of 1016704994 in words is "one billion, sixteen million, seven hundred four thousand, nine hundred ninety-four".