15040236343 has 4 divisors (see below), whose sum is σ = 16407530568. Its totient is φ = 13672942120.

The previous prime is 15040236329. The next prime is 15040236347. The reversal of 15040236343 is 34363204051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34363204051 = 11 ⋅3123927641.

It is a cyclic number.

It is not a de Polignac number, because 15040236343 - 2¹⁷ = 15040105271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15040236347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683647096 + ... + 683647117.

It is an arithmetic number, because the mean of its divisors is an integer number (4101882642).

Almost surely, 2^15040236343 is an apocalyptic number.

15040236343 is a deficient number, since it is larger than the sum of its proper divisors (1367294225).

15040236343 is a wasteful number, since it uses less digits than its factorization.

15040236343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367294224.

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 15040236343 in words is "fifteen billion, forty million, two hundred thirty-six thousand, three hundred forty-three".