43452350423 has 2 divisors, whose sum is σ = 43452350424. Its totient is φ = 43452350422.

The previous prime is 43452350377. The next prime is 43452350429. The reversal of 43452350423 is 32405325434.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43452350423 - 2²² = 43448156119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43452350429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21726175211 + 21726175212.

It is an arithmetic number, because the mean of its divisors is an integer number (21726175212).

Almost surely, 2^43452350423 is an apocalyptic number.

43452350423 is a deficient number, since it is larger than the sum of its proper divisors (1).

43452350423 is an equidigital number, since it uses as much as digits as its factorization.

43452350423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 43452350423 its reverse (32405325434), we get a palindrome (75857675857).

The spelling of 43452350423 in words is "forty-three billion, four hundred fifty-two million, three hundred fifty thousand, four hundred twenty-three".