1310428562 has 4 divisors (see below), whose sum is σ = 1965642846. Its totient is φ = 655214280.

The previous prime is 1310428541. The next prime is 1310428577. The reversal of 1310428562 is 2658240131.

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

It can be written as a sum of positive squares in only one way, i.e., 1275275521 + 35153041 = 35711^2 + 5929^2 .

It is a super-2 number, since 2×1310428562² = 3434446032210775688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327607139 + ... + 327607142.

Almost surely, 2^1310428562 is an apocalyptic number.

1310428562 is a deficient number, since it is larger than the sum of its proper divisors (655214284).

1310428562 is an equidigital number, since it uses as much as digits as its factorization.

1310428562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655214283.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 1310428562 is about 36199.8420162298. The cubic root of 1310428562 is about 1094.3034878863.

Adding to 1310428562 its reverse (2658240131), we get a palindrome (3968668693).

The spelling of 1310428562 in words is "one billion, three hundred ten million, four hundred twenty-eight thousand, five hundred sixty-two".