1497960647 has 4 divisors (see below), whose sum is σ = 1500453696. Its totient is φ = 1495467600.

The previous prime is 1497960637. The next prime is 1497960649. The reversal of 1497960647 is 7460697941.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7460697941 = 83 ⋅89887927.

It is a cyclic number.

It is not a de Polignac number, because 1497960647 - 2¹⁴ = 1497944263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497960649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1245623 + ... + 1246824.

It is an arithmetic number, because the mean of its divisors is an integer number (375113424).

Almost surely, 2^1497960647 is an apocalyptic number.

1497960647 is a deficient number, since it is larger than the sum of its proper divisors (2493049).

1497960647 is an equidigital number, since it uses as much as digits as its factorization.

1497960647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493048.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 1497960647 is about 38703.4965733072. The cubic root of 1497960647 is about 1144.1952347345.

The spelling of 1497960647 in words is "one billion, four hundred ninety-seven million, nine hundred sixty thousand, six hundred forty-seven".