12293011534 has 4 divisors (see below), whose sum is σ = 18439517304. Its totient is φ = 6146505766.

The previous prime is 12293011513. The next prime is 12293011543. The reversal of 12293011534 is 43511039221.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12293011534² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12293011496 and 12293011505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3073252882 + ... + 3073252885.

It is an arithmetic number, because the mean of its divisors is an integer number (4609879326).

Almost surely, 2^12293011534 is an apocalyptic number.

12293011534 is a deficient number, since it is larger than the sum of its proper divisors (6146505770).

12293011534 is an equidigital number, since it uses as much as digits as its factorization.

12293011534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6146505769.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 12293011534 in words is "twelve billion, two hundred ninety-three million, eleven thousand, five hundred thirty-four".