1310533230 has 64 divisors (see below), whose sum is σ = 3376012608. Its totient is φ = 324403200.

The previous prime is 1310533201. The next prime is 1310533271. The reversal of 1310533230 is 323350131.

It is a junction number, because it is equal to n+sod(n) for n = 1310533197 and 1310533206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19630 + ... + 54830.

It is an arithmetic number, because the mean of its divisors is an integer number (52750197).

Almost surely, 2^1310533230 is an apocalyptic number.

1310533230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1310533230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1688006304).

1310533230 is an abundant number, since it is smaller than the sum of its proper divisors (2065479378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310533230 is a wasteful number, since it uses less digits than its factorization.

1310533230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35301.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 1310533230 is about 36201.2876842800. The cubic root of 1310533230 is about 1094.3326222503.

Adding to 1310533230 its reverse (323350131), we get a palindrome (1633883361).

The spelling of 1310533230 in words is "one billion, three hundred ten million, five hundred thirty-three thousand, two hundred thirty".