1314245477 has 4 divisors (see below), whose sum is σ = 1314621420. Its totient is φ = 1313869536.

The previous prime is 1314245437. The next prime is 1314245479. The reversal of 1314245477 is 7745424131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 142826401 + 1171419076 = 11951^2 + 34226^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314245477 - 2⁸ = 1314245221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1314245477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314245479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182678 + ... + 189735.

It is an arithmetic number, because the mean of its divisors is an integer number (328655355).

Almost surely, 2^1314245477 is an apocalyptic number.

It is an amenable number.

1314245477 is a deficient number, since it is larger than the sum of its proper divisors (375943).

1314245477 is an equidigital number, since it uses as much as digits as its factorization.

1314245477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375942.

The product of its digits is 94080, while the sum is 38.

The square root of 1314245477 is about 36252.5237328382. The cubic root of 1314245477 is about 1095.3649255258.

The spelling of 1314245477 in words is "one billion, three hundred fourteen million, two hundred forty-five thousand, four hundred seventy-seven".