1310421233 has 8 divisors (see below), whose sum is σ = 1430602176. Its totient is φ = 1190415600.

The previous prime is 1310421191. The next prime is 1310421239. The reversal of 1310421233 is 3321240131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1310421233 - 2¹⁸ = 1310159089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310421239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27941 + ... + 58322.

It is an arithmetic number, because the mean of its divisors is an integer number (178825272).

Almost surely, 2^1310421233 is an apocalyptic number.

It is an amenable number.

1310421233 is a deficient number, since it is larger than the sum of its proper divisors (120180943).

1310421233 is a wasteful number, since it uses less digits than its factorization.

1310421233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87655.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1310421233 is about 36199.7407863648. The cubic root of 1310421233 is about 1094.3014477992.

Adding to 1310421233 its reverse (3321240131), we get a palindrome (4631661364).

The spelling of 1310421233 in words is "one billion, three hundred ten million, four hundred twenty-one thousand, two hundred thirty-three".