2612343243 has 18 divisors (see below), whose sum is σ = 3643989076. Its totient is φ = 1664543672.

The previous prime is 2612343241. The next prime is 2612343259. The reversal of 2612343243 is 3423432162.

It is not a de Polignac number, because 2612343243 - 2¹ = 2612343241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2612343243.

It is not an unprimeable number, because it can be changed into a prime (2612343241) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2035480 + ... + 2036762.

Almost surely, 2^2612343243 is an apocalyptic number.

2612343243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2612343243 is a deficient number, since it is larger than the sum of its proper divisors (1031645833).

2612343243 is an frugal number, since it uses more digits than its factorization.

2612343243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615 (or 1309 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

The square root of 2612343243 is about 51111.0872805500. The cubic root of 2612343243 is about 1377.2414338526.

The spelling of 2612343243 in words is "two billion, six hundred twelve million, three hundred forty-three thousand, two hundred forty-three".