1363875025 has 6 divisors (see below), whose sum is σ = 1691205062. Its totient is φ = 1091100000.

The previous prime is 1363874969. The next prime is 1363875041. The reversal of 1363875025 is 5205783631.

It can be written as a sum of positive squares in 3 ways, for example, as 438316096 + 925558929 = 20936^2 + 30423^2 .

It is not a de Polignac number, because 1363875025 - 2²¹ = 1361777873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 27277476 + ... + 27277525.

Almost surely, 2^1363875025 is an apocalyptic number.

It is an amenable number.

1363875025 is a deficient number, since it is larger than the sum of its proper divisors (327330037).

1363875025 is an equidigital number, since it uses as much as digits as its factorization.

1363875025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54555011 (or 54555006 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 1363875025 is about 36930.6786425595. The cubic root of 1363875025 is about 1108.9829238303.

The spelling of 1363875025 in words is "one billion, three hundred sixty-three million, eight hundred seventy-five thousand, twenty-five".