1303525427 has 4 divisors (see below), whose sum is σ = 1303726656. Its totient is φ = 1303324200.

The previous prime is 1303525393. The next prime is 1303525453. The reversal of 1303525427 is 7245253031.

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 1303525427 - 2¹⁶ = 1303459891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303525393 and 1303525402.

It is not an unprimeable number, because it can be changed into a prime (1303525477) 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, 90563 + ... + 103964.

It is an arithmetic number, because the mean of its divisors is an integer number (325931664).

Almost surely, 2^1303525427 is an apocalyptic number.

1303525427 is a deficient number, since it is larger than the sum of its proper divisors (201229).

1303525427 is an equidigital number, since it uses as much as digits as its factorization.

1303525427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201228.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 1303525427 is about 36104.3685306917. The cubic root of 1303525427 is about 1092.3785633393.

Adding to 1303525427 its reverse (7245253031), we get a palindrome (8548778458).

The spelling of 1303525427 in words is "one billion, three hundred three million, five hundred twenty-five thousand, four hundred twenty-seven".