1496447999 has 4 divisors (see below), whose sum is σ = 1575208440. Its totient is φ = 1417687560.

The previous prime is 1496447987. The next prime is 1496448013. The reversal of 1496447999 is 9997446941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9997446941 = 7043 ⋅1419487.

It is a cyclic number.

It is not a de Polignac number, because 1496447999 - 2¹⁶ = 1496382463 is a prime.

It is a super-2 number, since 2×1496447999² = 4478713227422208002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1496447959) 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, 39380192 + ... + 39380229.

It is an arithmetic number, because the mean of its divisors is an integer number (393802110).

Almost surely, 2^1496447999 is an apocalyptic number.

1496447999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1496447999 is a deficient number, since it is larger than the sum of its proper divisors (78760441).

1496447999 is an equidigital number, since it uses as much as digits as its factorization.

1496447999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78760440.

The product of its digits is 17635968, while the sum is 62.

The square root of 1496447999 is about 38683.9501473156. The cubic root of 1496447999 is about 1143.8099670391.

The spelling of 1496447999 in words is "one billion, four hundred ninety-six million, four hundred forty-seven thousand, nine hundred ninety-nine".