1371133043 has 24 divisors (see below), whose sum is σ = 1702667520. Its totient is φ = 1097666640.

The previous prime is 1371133033. The next prime is 1371133067. The reversal of 1371133043 is 3403311731.

It is not a de Polignac number, because 1371133043 - 2⁶ = 1371132979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1371133033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55730 + ... + 76472.

It is an arithmetic number, because the mean of its divisors is an integer number (70944480).

Almost surely, 2^1371133043 is an apocalyptic number.

1371133043 is a deficient number, since it is larger than the sum of its proper divisors (331534477).

1371133043 is a wasteful number, since it uses less digits than its factorization.

1371133043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20847 (or 20840 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 1371133043 is about 37028.8136861013. The cubic root of 1371133043 is about 1110.9466380057.

Adding to 1371133043 its reverse (3403311731), we get a palindrome (4774444774).

The spelling of 1371133043 in words is "one billion, three hundred seventy-one million, one hundred thirty-three thousand, forty-three".