1463358857 has 4 divisors (see below), whose sum is σ = 1477035216. Its totient is φ = 1449682500.

The previous prime is 1463358851. The next prime is 1463358881. The reversal of 1463358857 is 7588533641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7588533641 = 13 ⋅583733357.

It is a cyclic number.

It is not a de Polignac number, because 1463358857 - 2²⁶ = 1396249993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1463358851) 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, 6838019 + ... + 6838232.

It is an arithmetic number, because the mean of its divisors is an integer number (369258804).

Almost surely, 2^1463358857 is an apocalyptic number.

It is an amenable number.

1463358857 is a deficient number, since it is larger than the sum of its proper divisors (13676359).

1463358857 is a wasteful number, since it uses less digits than its factorization.

1463358857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13676358.

The product of its digits is 2419200, while the sum is 50.

The square root of 1463358857 is about 38253.8737515562. The cubic root of 1463358857 is about 1135.3164925635.

The spelling of 1463358857 in words is "one billion, four hundred sixty-three million, three hundred fifty-eight thousand, eight hundred fifty-seven".