1035406649 has 2 divisors, whose sum is σ = 1035406650. Its totient is φ = 1035406648.

The previous prime is 1035406643. The next prime is 1035406693. The reversal of 1035406649 is 9466045301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1032465424 + 2941225 = 32132^2 + 1715^2 .

It is a cyclic number.

It is not a de Polignac number, because 1035406649 - 2²⁴ = 1018629433 is a prime.

It is a super-3 number, since 3×1035406649³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1035406643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517703324 + 517703325.

It is an arithmetic number, because the mean of its divisors is an integer number (517703325).

Almost surely, 2^1035406649 is an apocalyptic number.

It is an amenable number.

1035406649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1035406649 is an equidigital number, since it uses as much as digits as its factorization.

1035406649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1035406649 is about 32177.7352994271. The cubic root of 1035406649 is about 1011.6656009127.

The spelling of 1035406649 in words is "one billion, thirty-five million, four hundred six thousand, six hundred forty-nine".