43142445403 has 2 divisors, whose sum is σ = 43142445404. Its totient is φ = 43142445402.

The previous prime is 43142445391. The next prime is 43142445407. The reversal of 43142445403 is 30454424134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43142445403 - 2⁵ = 43142445371 is a prime.

It is a super-2 number, since 2×43142445403² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43142445407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21571222701 + 21571222702.

It is an arithmetic number, because the mean of its divisors is an integer number (21571222702).

Almost surely, 2^43142445403 is an apocalyptic number.

43142445403 is a deficient number, since it is larger than the sum of its proper divisors (1).

43142445403 is an equidigital number, since it uses as much as digits as its factorization.

43142445403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 43142445403 its reverse (30454424134), we get a palindrome (73596869537).

The spelling of 43142445403 in words is "forty-three billion, one hundred forty-two million, four hundred forty-five thousand, four hundred three".