15342204431 has 2 divisors, whose sum is σ = 15342204432. Its totient is φ = 15342204430.

The previous prime is 15342204343. The next prime is 15342204433. The reversal of 15342204431 is 13440224351.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15342204431 - 2¹⁰ = 15342203407 is a prime.

It is a super-2 number, since 2×15342204431² (a number of 21 digits) contains 22 as substring.

Together with 15342204433, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 15342204394 and 15342204403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15342204433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7671102215 + 7671102216.

It is an arithmetic number, because the mean of its divisors is an integer number (7671102216).

Almost surely, 2^15342204431 is an apocalyptic number.

15342204431 is a deficient number, since it is larger than the sum of its proper divisors (1).

15342204431 is an equidigital number, since it uses as much as digits as its factorization.

15342204431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 15342204431 its reverse (13440224351), we get a palindrome (28782428782).

The spelling of 15342204431 in words is "fifteen billion, three hundred forty-two million, two hundred four thousand, four hundred thirty-one".