1494023171 has 2 divisors, whose sum is σ = 1494023172. Its totient is φ = 1494023170.

The previous prime is 1494023161. The next prime is 1494023203. The reversal of 1494023171 is 1713204941.

It is an a-pointer prime, because the next prime (1494023203) can be obtained adding 1494023171 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1494023171 - 2⁶ = 1494023107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1494023161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747011585 + 747011586.

It is an arithmetic number, because the mean of its divisors is an integer number (747011586).

Almost surely, 2^1494023171 is an apocalyptic number.

1494023171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494023171 is an equidigital number, since it uses as much as digits as its factorization.

1494023171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1494023171 is about 38652.5959154104. The cubic root of 1494023171 is about 1143.1918273155.

The spelling of 1494023171 in words is "one billion, four hundred ninety-four million, twenty-three thousand, one hundred seventy-one".