1489342403 has 2 divisors, whose sum is σ = 1489342404. Its totient is φ = 1489342402.

The previous prime is 1489342313. The next prime is 1489342433. The reversal of 1489342403 is 3042439841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1489342403 - 2²² = 1485148099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1489342433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744671201 + 744671202.

It is an arithmetic number, because the mean of its divisors is an integer number (744671202).

Almost surely, 2^1489342403 is an apocalyptic number.

1489342403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1489342403 is an equidigital number, since it uses as much as digits as its factorization.

1489342403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 1489342403 is about 38591.9992096808. Note that the first 3 decimals coincide. The cubic root of 1489342403 is about 1141.9967066930.

The spelling of 1489342403 in words is "one billion, four hundred eighty-nine million, three hundred forty-two thousand, four hundred three".