1253342343 has 16 divisors (see below), whose sum is σ = 1824486912. Its totient is φ = 759000000.

The previous prime is 1253342327. The next prime is 1253342351. The reversal of 1253342343 is 3432433521.

1253342343 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1253342343 - 2⁴ = 1253342327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1253342343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253342383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29218 + ... + 57968.

It is an arithmetic number, because the mean of its divisors is an integer number (114030432).

Almost surely, 2^1253342343 is an apocalyptic number.

1253342343 is a deficient number, since it is larger than the sum of its proper divisors (571144569).

1253342343 is a wasteful number, since it uses less digits than its factorization.

1253342343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30086.

The product of its digits is 25920, while the sum is 30.

The square root of 1253342343 is about 35402.5753724217. The cubic root of 1253342343 is about 1078.1766051703.

Adding to 1253342343 its reverse (3432433521), we get a palindrome (4685775864).

The spelling of 1253342343 in words is "one billion, two hundred fifty-three million, three hundred forty-two thousand, three hundred forty-three".