1490677049 has 2 divisors, whose sum is σ = 1490677050. Its totient is φ = 1490677048.

The previous prime is 1490677033. The next prime is 1490677073. The reversal of 1490677049 is 9407760941.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1480710400 + 9966649 = 38480^2 + 3157^2 .

It is a cyclic number.

It is not a de Polignac number, because 1490677049 - 2⁴ = 1490677033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1490676994 and 1490677012.

It is not a weakly prime, because it can be changed into another prime (1490677849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745338524 + 745338525.

It is an arithmetic number, because the mean of its divisors is an integer number (745338525).

Almost surely, 2^1490677049 is an apocalyptic number.

It is an amenable number.

1490677049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490677049 is an equidigital number, since it uses as much as digits as its factorization.

1490677049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 1490677049 is about 38609.2870822552. The cubic root of 1490677049 is about 1142.3377310891.

The spelling of 1490677049 in words is "one billion, four hundred ninety million, six hundred seventy-seven thousand, forty-nine".