1011472043 has 2 divisors, whose sum is σ = 1011472044. Its totient is φ = 1011472042.

The previous prime is 1011471971. The next prime is 1011472067. The reversal of 1011472043 is 3402741101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011472043 - 2²⁶ = 944363179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011472843) 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 as a sum of consecutive naturals, namely, 505736021 + 505736022.

It is an arithmetic number, because the mean of its divisors is an integer number (505736022).

Almost surely, 2^1011472043 is an apocalyptic number.

1011472043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011472043 is an equidigital number, since it uses as much as digits as its factorization.

1011472043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1011472043 is about 31803.6482655685. The cubic root of 1011472043 is about 1003.8094837390.

The spelling of 1011472043 in words is "one billion, eleven million, four hundred seventy-two thousand, forty-three".