1497999704899 has 4 divisors (see below), whose sum is σ = 1516961726560. Its totient is φ = 1479037683240.

The previous prime is 1497999704893. The next prime is 1497999704953. The reversal of 1497999704899 is 9984079997941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1497999704899 - 2³ = 1497999704891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1497999704891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9481010712 + ... + 9481010869.

It is an arithmetic number, because the mean of its divisors is an integer number (379240431640).

Almost surely, 2^{1497999704899} is an apocalyptic number.

1497999704899 is a deficient number, since it is larger than the sum of its proper divisors (18962021661).

1497999704899 is an equidigital number, since it uses as much as digits as its factorization.

1497999704899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18962021660.

The product of its (nonzero) digits is 3333197952, while the sum is 85.

The spelling of 1497999704899 in words is "one trillion, four hundred ninety-seven billion, nine hundred ninety-nine million, seven hundred four thousand, eight hundred ninety-nine".