1472048891 has 2 divisors, whose sum is σ = 1472048892. Its totient is φ = 1472048890.

The previous prime is 1472048873. The next prime is 1472048917. The reversal of 1472048891 is 1988402741.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1472048891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1472048821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736024445 + 736024446.

It is an arithmetic number, because the mean of its divisors is an integer number (736024446).

Almost surely, 2^1472048891 is an apocalyptic number.

1472048891 is a deficient number, since it is larger than the sum of its proper divisors (1).

1472048891 is an equidigital number, since it uses as much as digits as its factorization.

1472048891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 1472048891 is about 38367.2893360998. The cubic root of 1472048891 is about 1137.5593859588.

The spelling of 1472048891 in words is "one billion, four hundred seventy-two million, forty-eight thousand, eight hundred ninety-one".