1302423233 has 4 divisors (see below), whose sum is σ = 1314372180. Its totient is φ = 1290474288.

The previous prime is 1302423209. The next prime is 1302423271. The reversal of 1302423233 is 3323242031.

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 715669504 + 586753729 = 26752^2 + 24223^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302423233 - 2¹⁶ = 1302357697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1302423199 and 1302423208.

It is not an unprimeable number, because it can be changed into a prime (1302420233) 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, 5974310 + ... + 5974527.

It is an arithmetic number, because the mean of its divisors is an integer number (328593045).

Almost surely, 2^1302423233 is an apocalyptic number.

It is an amenable number.

1302423233 is a deficient number, since it is larger than the sum of its proper divisors (11948947).

1302423233 is a wasteful number, since it uses less digits than its factorization.

1302423233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11948946.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1302423233 is about 36089.1013049646. The cubic root of 1302423233 is about 1092.0705901605.

Adding to 1302423233 its reverse (3323242031), we get a palindrome (4625665264).

The spelling of 1302423233 in words is "one billion, three hundred two million, four hundred twenty-three thousand, two hundred thirty-three".