1472021671 has 2 divisors, whose sum is σ = 1472021672. Its totient is φ = 1472021670.

The previous prime is 1472021669. The next prime is 1472021699. The reversal of 1472021671 is 1761202741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1472021671 - 2¹ = 1472021669 is a prime.

Together with 1472021669, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1472021651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736010835 + 736010836.

It is an arithmetic number, because the mean of its divisors is an integer number (736010836).

Almost surely, 2^1472021671 is an apocalyptic number.

1472021671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1472021671 is an equidigital number, since it uses as much as digits as its factorization.

1472021671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 1472021671 is about 38366.9346052040. The cubic root of 1472021671 is about 1137.5523742902.

The spelling of 1472021671 in words is "one billion, four hundred seventy-two million, twenty-one thousand, six hundred seventy-one".