1471609049 has 2 divisors, whose sum is σ = 1471609050. Its totient is φ = 1471609048.

The previous prime is 1471609043. The next prime is 1471609133. The reversal of 1471609049 is 9409061741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1376410000 + 95199049 = 37100^2 + 9757^2 .

It is a cyclic number.

It is not a de Polignac number, because 1471609049 - 2²⁰ = 1470560473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1471608997 and 1471609015.

It is not a weakly prime, because it can be changed into another prime (1471609043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 735804524 + 735804525.

It is an arithmetic number, because the mean of its divisors is an integer number (735804525).

Almost surely, 2^1471609049 is an apocalyptic number.

It is an amenable number.

1471609049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1471609049 is an equidigital number, since it uses as much as digits as its factorization.

1471609049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 1471609049 is about 38361.5569157457. The cubic root of 1471609049 is about 1137.4460753570.

The spelling of 1471609049 in words is "one billion, four hundred seventy-one million, six hundred nine thousand, forty-nine".